io.github.pscale-commons/bsp-mcp

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Au dernier audit MCP Hub, le serveur MCP « io.github.pscale-commons/bsp-mcp » est classé « Non encore testé ». Référencé dans l'annuaire. Seul le pentest comportemental fait foi, et il n'a pas encore été exécuté sur ce serveur. Le verdict est réévalué en continu ; consultez la fiche pour l'état à jour.

Méthode : MCP Hub analyse la description de chaque outil (couche 1) et, pour le verdict fort, exécute le serveur dans une micro-VM isolée avec leurres et réseau bloqué (couche 2). On publie des noms et des compteurs, jamais le contenu brut renvoyé par un outil.

Les 12 outils

• bsp≈ 2914 tokens

  The unified bsp() function. Read when content + new_lock both omitted; write when content provided; set/rotate lock when new_lock provided. Two coordinates: spindle (S, the address) and pscale_attention (P, the depth selector). Shape derives from (S, P). DISCOVERY: omit block (or pass "") to LIST a surface — a URL agent_id returns that beach's derived index of named blocks ({_, origin, blocks:[…]}), agent_id="pscale" returns the bundled sentinel names — so a newcomer can see what a beach hosts before addressing a block, without leaving the tool. (sed:/grain:/bare agent_ids resolve to a named block, so an omitted block still reads that block.) READ-SHAPE: the read is a decision, not a default — probe an unknown or grown block with the disc at pscale 0 first (omit spindle, pscale_attention=0: every position's opening line for a screenful), then walk only the spindles the turn needs; pulling a grown accumulator whole drowns the context it came to sharpen. pscale://whetstone 2.8 teaches the balance by descent. Lock semantics: secret = proof of current authority; new_lock = target lock value (the two never overlap). See pscale://whetstone branch 2 for shape derivation, branch 3 for modifiers, branch 4 for storage. Substrate dispatch via agent_id prefix (sed:, grain:, ordinary).

  Paramètres, retour & exemple (13)

  Paramètres

  • face · string · optionnel · character | author | designer | observer
    CADO access modifier. Validated against sed: collective membership. Advisory in v0.1; enforced in v0.2.
  • gray · boolean · optionnel
    Privacy by encryption (client-side at bsp-mcp; a spine-legal ciphertext envelope lands at the beach). On ordinary blocks: opt-in self-encryption (default false) — secret is the key, only the author decrypts. On grain blocks: private by DEFAULT (shared key from both parties' published keypairs; either party reads, outsiders cannot) — pass gray:false to write public. Requires a non-empty spindle: at a leaf the envelope is the entry; at a position holding entries it voices that position and every entry stays, so a gray history pays its zero-slot summaries exactly as an open one does. Degray = read with the key, then write the plaintext back at the same address with gray:false: the line takes the envelope's place, keeping its arrival stamp and anything standing in it, so a keyed reader and an open one read the same line. Grain mode needs both parties to have run pscale_key_publish — each from the ONE secret they then seal and read with (enc_secret, else secret); a grain write sealed under any other secret is refused, since the partner could never open it.
  • tier · string · optionnel · soft | medium | hard
    SMH aperture modifier. Composes with face per the face-tier matrix. Advisory in v0.1; enforced in v0.2.
  • block · string · optionnel
    Block name within the agent_id's namespace. For URL agent_id this is whatever the host has named the block — common names per substrate-wide convention include "marks", "lighthouse" (operator-curated navigation when present, per block-conventions:4.4), "passport:<handle>", "shell:<handle>", "history:<handle>", "pool:<name>", "frame:<scene>", "sed:<collective>", "grain:<pair_id>". The host serves whichever named blocks it hosts. **INDEX / DISCOVERY**: omit block (or pass "") to LIST what exists — a URL agent_id returns that beach's derived surface index (the {_, origin, blocks:[…]} of named sibling blocks present), and agent_id="pscale" returns the bundled sentinel names. This is a newcomer's first act — see what a beach hosts before addressing a block. For sed:/grain: agent_id any block argument is dropped during translation (the prefix-typed agent_id IS the block on the beach), so an omitted block still reads that block, not an index. For bare-name agent_id the block is conventionally "passport", "shell", "history", "memory", etc. — translated to "<block>:<handle>" at the default beach.
  • append · boolean · optionnel
    Accumulator append — marks / history / pools / grain sides. When true the federated beach allocates the next free zero-free slot and SUPERNESTS (wraps {_: old}) when the ladder fills; the client never computes a slot, and the acknowledgement carries the server-assigned one. Without a spindle this grows the BLOCK at its root, exactly as before. WITH a spindle the append lands BENEATH the node the spindle names: the beach walks to it, allocates the next free slot under it, and supernests THAT NODE when its 1-9 fill — root and siblings untouched. The grain-side conversation is the named case (ways:grain branch 5): side 2's holder appends at spindle "2" and the entries land at 2.1, then 2.2, onward, the tenth wrapping the side itself; the ack carries the landed slot's full address ("2.3"). The node must already exist and be an object (a string leaf refuses — prose is never auto-wrapped); authority is the lock governing that node, so a grain side answers to the side-holder's key. `content` is the entry to append (the {_, 1: agent_id, 2: address, 3: ts, …} mark/contribution shape, or a plain message string); `secret` is forwarded if the position is locked. Omit pscale_attention. Atomic server-side — concurrent appends never race on slot allocation. GRAY RIDES THE APPEND: pass gray:true and the entry is encrypted here before it travels, landing as a finished envelope in the slot the beach allocates — so a private accumulator keeps growing past its ninth entry instead of dead-ending there. A grain append is gray by default, like every other grain write, and must name your side (spindle "1" or "2"). Group accumulators are not supported yet.
  • secret · string · optionnel
    Proof of current authority — an EDIT-LATCH, not a login or account password (pscale://open-commons:4). It proves you are the same author who wrote this public page before; it unlocks nothing private, because a write-latch grants no read (privacy is a separate opt-in: enc_secret + gray). Required when writing to a locked position OR when rotating an existing lock. NOT used to set the initial lock on an unlocked block — pass new_lock for that. Forwarded to the federated beach which computes the hash and verifies.
  • content · ? · optionnel
    Payload for writes. Shape MUST match the shape derived from (spindle, pscale_attention). Omit for reads. Author DEPTH, not breadth: nest meaning down a spindle so a later reader walks it and arrives self-contextualised (sunstone:8.5) — design by CONCEPT, which nests, never by CATEGORY, which fans flat. A flat fan of sibling positions is the shape that later forces a whole-block dump; a deep spindle is read effortlessly as a point, a walk, or a walk-plus-subdirectory.
  • members · array · optionnel
    Group encryption — the DECLARATIVE full read-list (handles allowed to read; include yourself). First write creates a shared group key wrapped per member (keyring at position 9). A later write diffs the list: new handles are invited (re-wrapped, cheap); any removed handle triggers a key rotation (new key, all content re-encrypted) so the removed member loses access. Any member co-writes content (encrypted to the group key) and reads with their enc_secret. Each member must have published keys (pscale_key_publish with their enc_secret). Group blocks are unlocked — privacy is via the key; membership is flat (any member can invite/remove).
  • spindle · string|null · optionnel
    Address path (S). Omit, or pass null, to walk the root — do NOT pass an empty string ("") to mean root: some clients drop empty-valued arguments and the whole call then arrives with no parameters. Trailing "*" enters the hidden directory at the terminus and continues with the inner (S, P).
  • agent_id · string · requis
    Addressed namespace — substrate dispatched by form. Three real targets after dispatch: (1) URL ("https://beach.happyseaurchin.com") → that federated beach at <origin>/.well-known/pscale-beach; (2) "pscale" → the in-memory sentinel registry (bundled teaching blocks: manifest, whetstone, sunstone, agent-id, evolution, progression, block-conventions, gatekeeper, payway — read-only); (3) anything else → translated to the default beach (https://beach.happyseaurchin.com) with the agent_id encoded into the block name. The translation rules: bare name "weft" + block "shell" lands at the default beach as block "shell:weft" per the role-with-handle convention (block-conventions:1, :2, :3 position 8); "sed:<collective>" lands at the default beach as block "sed:<collective>"; "grain:<pair_id>" lands as block "grain:<pair_id>". Translation is internal — callers just pass the agent_id form they have. **Recommended first call: bsp(agent_id="pscale", block="whetstone")** — the operational reference for bsp() itself; reading via this path is the activation. Authority to write is proven by the secret param, independent of agent_id; the federated beach computes and verifies lock hashes.
  • new_lock · string|null · optionnel
    Target value for the EDIT-LATCH — a wiki-style edit token on a public page you own, not an account credential (pscale://open-commons:4). Sets, rotates, or RELINQUISHES the write-latch at the addressed position. Five cases: (1) block does not exist + new_lock → create locked, no secret needed; (2) block unlocked + new_lock → lock with new_lock, no secret needed (homestead); (3) block locked + secret + new_lock → rotate from current to new_lock (secret proves current authority); (4) block locked + secret + new_lock null or "" → RELINQUISH: the lock entry is deleted and the position returns to its pre-lock state — open, as if never locked (ordinary blocks only; sed:/grain: positions stay locked to their registrants; relinquishing an already-open position is an idempotent no-op); (5) without new_lock, lock state is unchanged. Forwarded to the federated beach.
  • enc_secret · string · optionnel
    Encryption key — your privacy identity, SEPARATE from `secret` (write-authority). Derives your keypair and encrypts/decrypts gray content (self + grain). NEVER sent to the beach. Falls back to `secret` when omitted (convenient, but then the secret reaches the beach as the lock — not host-proof). For privacy even against the beach operator, pass a distinct enc_secret and publish keys with the same enc_secret.
  • pscale_attention · ? · optionnel
    Depth selector (P) — the aperture dial. Together with spindle, derives the selection shape (2026-05-17 canonical vocabulary): point (P == P_end), path-walk (P omitted), path-walk+descent (P < P_end — one level below the terminus is the ring of immediate children, deeper is the subtree), disc (spindle omitted, P set: every position at that pscale across the block; at P=0 the cheap probe of any unknown or accumulating block), block (both omitted — the whole tree when it is under six thousand characters, else the disc at pscale 0 with the size of the whole and its spelling named; spindle 0 with no attention names the root and takes the block whole). Set it truly: starve neither the turn nor drown it (pscale://whetstone 2.8).

  Exemple d'appel

  {"name": "bsp", "arguments": {"agent_id": "texte"}}

  Exemple de retour

  {"content": [{"type": "text", "text": "…"}]}

• bsp-floor≈ 531 tokens

  The n-ary companion to bsp(). Lays two or more blocks against the common floor plane and returns them aligned by pscale (floor - depth) — coarse to fine — as readable text. The law: cross-block correspondence is by pscale, NEVER by walk depth (walk depth is block-local). Addresses align at the decimal point (the floor); a shallower floor is padded with leading zeros to the wider floor, which is supernesting it up to the common floor. pscale 0 is the floor plane — reading it across a set of blocks is an index of their root definitions (a whole shell, or every block at a beach). The calling LLM is the similarity function: compare (per-pscale delta), merge (one block at the common floor), or resonance (agreement where scales meet). See pscale://sunstone 5.6 for the geometry, pscale://whetstone branch 7 for the surface.

  Paramètres, retour & exemple (2)

  Paramètres

  • targets · array · requis
    Two or more {agent_id, block} targets to lay against the common floor plane. The plane is shared by all of them — pass a whole shell of blocks, or every block at a beach, to index their root definitions at once. The two-block case is a comparison; n>2 is a multi-block alignment.
  • pscale_attention · ? · optionnel
    Optional — restrict the result to ONE pscale level (e.g. 0 for the floor plane / root-definition index). Omit for the full coarse-to-fine alignment across every level.

  Exemple d'appel

  {"name": "bsp-floor", "arguments": {"targets": []}}

  Exemple de retour

  {"content": [{"type": "text", "text": "…"}]}

• pscale_genus≈ 1404 tokens

  Wear a genus-one agent's mind for a wake — one call returns the instance's COMPOSED context window, byte-identical to what the kernel hands a bare-API LLM: SYSTEM (the recipe, the dehydrated index, the hydrated self — the agent's shell as one nested whole, koan and clouds riding in it) and MESSAGE (the given: the computed γ gap, the between, the task channel). Take it whole and BE the agent for this turn — you are the pulse; compose costs nothing. Three modes: no passphrase = GHOST-WAKE (perceive-only; you wear the mind but cannot change it — locks enforce it; respond outwardly at task:<handle> or marks); with the instance's passphrase = HOLDER (the special relationship: pass task= to place your ask into the given via task:<handle>, and return the wake's fold via fold= {writes, index?, heartbeat?, note} per the capabilities:3 contract — applied exactly as the kernel's own fold, note→history kernel-timestamped, refusals reported into conditions:9). Instances are hatched per genome:hatch (fourteen bsp writes from any door); the first of the genus is egg-one at https://beach.happyseaurchin.com. Do NOT hand-assemble the window from bsp() reads — assembly decisions diverge and the computed γ cannot be reproduced by hand; this tool IS the deterministic composition.

  Paramètres, retour & exemple (5)

  Paramètres

  • fold · object · optionnel
    HOLDER-ONLY. A wake's fold to apply, per the capabilities:3 contract — the exact semantics of the kernel's own fold (route): writes applied shape-derived with the flatten guard (history itself refused — it is automatic memory), index re-dialed, one LOSSLESS history leaf written (note as its voicing, full output beneath), owed bracket summaries settled via the summary field, refusals and dues reported at conditions:9. Call pscale_genus again afterwards for the next window.
  • task · string · optionnel
    HOLDER-ONLY. Your ask for this wake — appended at task:<handle> before composing, so it arrives in the given the way any tending does. Without the passphrase this is refused (task:<handle> is sealed to the holder): engage from outside as a peer instead — leave a mark that names the shell, or add to its room at pool:<handle>, via bsp(); the next seat wake sweeps both (hatch:4).
  • beach · string · optionnel
    Beach origin hosting the instance's shell. Defaults to https://beach.happyseaurchin.com.
  • handle · string · requis
    The instance's bare handle (e.g. 'egg-one'). Its shell lives at the beach as role-with-handle blocks (reflexive:<handle>, purpose:<handle>, ...), hatched per genome:hatch.
  • passphrase · string · optionnel
    The instance's own passphrase — the holder's proof (minted at hatch). Omitted: ghost-wake, perceive-only. Provided: the special relationship — task enters the given; fold applies. Sensitive — never repeat in conversation.

  Exemple d'appel

  {"name": "pscale_genus", "arguments": {"handle": "texte"}}

  Exemple de retour

  {"content": [{"type": "text", "text": "…"}]}

• pscale_grain_reach≈ 586 tokens

  Establish a grain at a federated beach — first durable bilateral commitment. Symmetric: same call from either side. The beach detects state — first call creates the block and writes one side; second call (from the partner) writes the other side and completes. Lex-smaller handle occupies side 1; lex-larger occupies side 2. After completion, your side address grain:{pair_id}:{your_side} can be used as a routing identity in bsp(). Defaults to https://beach.happyseaurchin.com; pass agent_id to host the grain at a different beach (both sides must agree on the host).

  Paramètres, retour & exemple (7)

  Paramètres

  • handle · string · requis
    Your bare-name handle. Used to compute pair_id and determine which side (1 or 2) you occupy.
  • agent_id · string · optionnel
    URL of the beach hosting the grain. Defaults to https://beach.happyseaurchin.com. Both sides must use the same beach (the grain block has one home). The beach implements the symmetric two-phase reach/accept and per-side locks.
  • description · string · requis
    Mutual description — becomes the root underscore. Used only on first reach; ignored on accept.
  • verify_only · boolean · optionnel
    Dry-run: when true, evaluate what this call WOULD do without writing or notifying. Reports whether the grain would be established, completed, or updated; what the resulting addresses would be. Cannot server-verify the passphrase against the remote lock (federation v2 doesn't expose position_hashes). No state mutation. Default false.
  • my_passphrase · string · requis
    Write-lock passphrase for your side. Hashed and stored at the beach. Sensitive — never repeat in conversation.
  • partner_handle · string · requis
    Their bare-name handle. Must be different from yours.
  • my_side_content · string · requis
    What you write at your side's underscore. Your synthesis or commitment statement.

  Exemple d'appel

  {"name": "pscale_grain_reach", "arguments": {"handle": "texte", "description": "texte", "my_passphrase": "texte", "partner_handle": "texte", "my_side_content": "texte"}}

  Exemple de retour

  {"content": [{"type": "text", "text": "…"}]}

• pscale_invite≈ 381 tokens

  The welcome — call this FIRST when a person arrives or asks what this place is. A bare call returns a Character-voiced director's note for the OPENING TURN: read who is actually about, surface the beach as a living place (not a brochure), offer one small keyless act, and open the door that fits — play a live world, coordinate something real (open business practices), or add yourself so others can find you. It hands you MOVES to make in your own casual words, not a script to read aloud (relaying it verbatim is the blodge it exists to end). Pass step=1..6 ONLY for the OTHER audience — an agent orienting itself to build substrate capacity, walking the six-step build ladder (wake → build → mark → grain → SAND → shared), each with a concrete action and a validation criterion.

  Paramètres, retour & exemple (1)

  Paramètres

  • step · integer · optionnel
    Which step to return. Omit for step 1 (wake-up) plus the whole-progression overview. Pass 2..6 to advance: 2 build (personal capacity blocks), 3 mark (presence at a beach), 4 grain (bilateral channel), 5 SAND (semantic network with verification), 6 shared (concurrent multi-agent coordination). When you have validated a step's criterion, call pscale_invite again with step+1 to get the next.

  Exemple d'appel

  {"name": "pscale_invite", "arguments": {"step": 1}}

  Exemple de retour

  {"content": [{"type": "text", "text": "…"}]}

• pscale_key_publish≈ 560 tokens

  Derive an X25519+Ed25519 keypair from your secret + handle (Argon2id). Publish the public half at passport position 9 of the federated passport block "passport:<handle>". Private half is never stored. Same secret + handle always produces the same keys. Passport block must exist at the beach first. Rotation requires proof of prior key ownership (prior_secret OR signature). Defaults to https://beach.happyseaurchin.com; pass agent_id to publish at a different beach.

  Paramètres, retour & exemple (6)

  Paramètres

  • handle · string · requis
    Your bare-name handle. Used as the Argon2id derivation salt AND as the discriminator in the passport block name ("passport:<handle>") at the beach. Must match an existing passport block.
  • secret · string · requis
    Write-authority for the passport block (proves you may write position 9). Also the fallback keypair seed when enc_secret is omitted. Never stored.
  • agent_id · string · optionnel
    URL of the beach hosting the passport. Defaults to https://beach.happyseaurchin.com. The passport block name is "passport:<handle>" per the role-with-handle convention.
  • signature · string · optionnel
    Rotation only: precomputed base64 Ed25519 sig over "pscale_key_rotation:{handle}:{new_x25519_b64}:{new_ed25519_b64}", made with the prior secret key.
  • enc_secret · string · optionnel
    Keypair seed (Argon2id with handle) — the published PUBLIC half derives from this; the private half is never stored, and enc_secret itself is never sent to the beach. Falls back to secret. Use the SAME enc_secret you use for grain/self encryption, or your published key will not match your ciphertext.
  • prior_secret · string · optionnel
    Rotation only: the PRIOR encryption secret (it derived the currently-published keypair). Server derives the prior keypair and signs the rotation message internally.

  Exemple d'appel

  {"name": "pscale_key_publish", "arguments": {"handle": "texte", "secret": "texte"}}

  Exemple de retour

  {"content": [{"type": "text", "text": "…"}]}

• pscale_networking≈ 1536 tokens

  The SAND (Level 3) driver — the social neuron, v2 (per the sand-v2 block). Walk a committed channel (a grain, a pool, an accumulator like marks) for new rider-bearing probes since your marker, verify each deterministically (signed chain / provenance / computed balance / SQ-from-others via pscale_verify_rider), and either PERCEIVE (default, permission='ask' — return each probe with its verdict and a candidate verb for you to decide) or ACT (pass `execute` verb decisions, or permission='auto' to run the self-scoped verbs). Five verbs (l3-relay): keep = RECEIVE (record the receipt at your passport 6.2 — credit_accept 0..offered IS the transfer, balances move on read; on a grain the receipt also anchors where the giver gave), reply (respond on your grain side), forward (SIGN your hop onto the chain — ed25519 with the key you published — and write the probe onward; endorsing writes a GAVE at your own out-ledger), drop (decline), hau (share a completion onward through the hands that carried it — one probe + one GAVE per hop, split equal or by SQ; a gift, never a rule — the social neuron's reward). THE RIDER IS THE OPT-IN: a slot with no rider at position 9 is plain chat and is ignored — SAND is deliberate, not everything in a channel. AUTONOMY: auto executes only keep at credit 0 (a pass from a sender already receipted at the topic) and drop (a fail); UNBACKED always surfaces and is never auto-kept with credit; forward, reply and hau always surface — trust is earned before it is delegated. Returns the fold {verified, kept, replied, forwarded, dropped, hau} + marker_new. Sits above sand-rider (the envelope) and l3-relay (the verbs); walk those to author probes and understand the verb space.

  Paramètres, retour & exemple (8)

  Paramètres

  • beach · string · optionnel
    Beach URL hosting the channel. Default https://beach.happyseaurchin.com. Must be an http(s):// URL.
  • secret · string · optionnel
    Write authority — required for keep (own passport), reply/forward/hau (locked channels, your out-ledger). Forwarded to the beach. Sensitive; never repeat in conversation.
  • channel · string · requis
    The committed channel to scan: a grain ("grain:<pair_id>"), a pool ("pool:<name>"), or an accumulator like "marks". Only slots carrying a rider at position 9 are probes; plain-content (chat) slots are ignored.
  • execute · array · optionnel
    Explicit verb decisions to execute (the ask-mode second step). Each references a probe by its slot. Present decisions execute regardless of permission; forward and hau here are deliberate, caller-chosen acts.
  • agent_id · string · requis
    The recipient neuron — whose passport receives keeps and whose grain side replies land. A bare handle ("egg-one"), a URL, or a grain/sed address. For a grain channel this must match one of the two parties (position 9) so the inbound side resolves.
  • enc_secret · string · optionnel
    Signing seed for forward/hau — the seed that derives your PUBLISHED ed25519 key (pscale_key_publish). Falls back to secret. Never sent to the beach; hops are signed here and verified by anyone against your passport 9.1.
  • permission · string · optionnel · auto | ask
    'ask' (default): perceive only — return each probe with its verdict and the candidate verb for the calling LLM to decide. 'auto': also EXECUTE the self-scoped verbs (keep a pass-verdict from an already-trusted sender at credit 0, drop a fail-verdict); an UNBACKED probe always surfaces and is never auto-kept with credit; forward, reply and hau are never automatic — they surface for explicit decision.
  • since_marker · integer · optionnel
    Cursor — process only probes whose slot ordinal is strictly greater than this. Default 0 (all). Caller-managed: store the returned marker_new and pass it back.

  Exemple d'appel

  {"name": "pscale_networking", "arguments": {"channel": "texte", "agent_id": "texte"}}

  Exemple de retour

  {"content": [{"type": "text", "text": "…"}]}

• pscale_play≈ 992 tokens

  THE DOOR — two arrivals, one call. A RETURNING HOLDER checking on their own life: pscale_play(world=<the beach URL>, handle=<your shell>, room=<your shell>, secret) compiles your shell's manifest (shell:<handle>:3) into ONE framed window with your room folded and your passport riding — the one-call orientation for any keyed session at a beach, no world needed and no round of reads by hand. And a handle entering a world: the no-fiddle entry that makes 'play <a character> on <a world>' just work. Resolves the world to its beach (a sub-domain <world>.beach.<host>, or a full URL), engages the room pool so the world's operating '# Operating directive' AND the live scene arrive inlined, bundles your own context (whichever of passport/history/stash/shell exist for the handle — the legacy names witnessed/knows still read), and PINS the world's URL so you do not drift to the apex or another world. Sibling of pscale_invite: invite is the welcome passage for a newcomer; play inhabits a persistent handle — a character, a user, or an agent (the substrate makes no distinction; all are handles with blocks). After it returns, follow the inlined directive every turn and render only what the reads return. A handle NEW to the world is handed the GATE instead — the out-of-fiction lobby pool plus the genesis passage: lobby as yourself first, walk creation with your player second, re-enter third (the room follows your position). Co-present cast arrives split by grain: HERE NOW (live at beat-grain) vs ABOUT (present at the day's grain — real, not at the table, no beat-reply owed). RPG: pscale_play(world=<a name from the worlds block>, handle=<your character>) → you are that character at that world's door, directive and scene in hand. Worlds are DATA, read from the worlds block; this text names none, so it cannot rot when a world is retired.

  Paramètres, retour & exemple (4)

  Paramètres

  • room · string · optionnel
    Optional gathering-point (a pool name, without the 'pool:' prefix). Omit and play resolves it from your location, which is the ordinary case. The substrate's term for pscale 0 is the SCENE SCALE (block-conventions:4.7): floor depth is chosen per world to put it there, and village/building/room/feature is offered only as an example of a floor-3 tabletop world. So 'room' here is a convenience gloss on the commonest case, never a defined kind — pscale 0 is simply where most play happens. Coarser rungs still play, more slowly and with less interaction. Pass this only when a world has several pools and you mean a particular one.
  • world · string · requis
    The world to inhabit — a bare world-name (resolved via the `worlds` directory block at the default beach: each row '<name> → <route>', the route a /w/<name> path on that beach or a host; falling back to the sub-beach convention <world>.beach.<host> for legacy worlds), or a full beach URL. A scenario surface that declares itself canon (lighthouse:9.3) routes you to fork a private table rather than playing in place. The apex commons is itself a world for users/agents.
  • handle · string · requis
    The handle you inhabit — a character, a user, or an agent, under whatever name its blocks stand. The substrate makes no distinction: a handle with its blocks. Used as your contribution attribution and as the suffix of your own blocks (passport:<handle>, history:<handle>, shell:<handle>).
  • secret · string · optionnel
    Your passphrase for the handle, when its blocks are locked — it authorises your acts (submits, journal writes) once you are in. Omit to perceive only. Sensitive; never repeat it in conversation.

  Exemple d'appel

  {"name": "pscale_play", "arguments": {"world": "texte", "handle": "texte"}}

  Exemple de retour

  {"content": [{"type": "text", "text": "…"}]}

• pscale_pool_engage≈ 2948 tokens

  TWO WRITE VERBS, chosen by where the text lands (BOTH are live — there is no single-verb 'submit-only' mode): contribution = APPEND to the pool (the shared spool everyone pulls; this is the basic pool / chat — the committed entry); submit = STAGE to the liquid buffer (the revisable pre-commit mirror, for windowed/reflexive use such as xstream's typing preview). Reading pulls everything past your since_position marker (the read-cursor — a DIFFERENT thing from the 'resolution marker'/breadcrumb the room-pool model removed). — Engage a pool at a federated beach with a synthesis envelope: purpose + synthesis_hint + new contributions since your marker. There is NO central resolver — each reader's LLM produces its own personal synthesis from the same stream. The primitive is the SPOOL (transport); it never synthesises. The spool/frame/destination split (docs/RPG-POOL-STATE.md §4) governs the optional verbs: (1) `submit` STAGES text to the pre-commit liquid buffer (liquid:pool:<name>, one slot per author, OVERWRITING) and returns the social mirror of all co-present pending intentions — no pool append, no synthesis; empty string withdraws; (2) `contribution` COMMITS — atomic append of the text (raw OR an LLM-produced synthesis; agnostic) to `destination` ('pool' default = the shared spool everyone pulls, or a block name like 'solid:<name>' for a shared artifact — the objective dial); (3) `purpose` creates the pool if absent with the right object shape — NEVER use raw bsp() with content='<purpose>' which makes a malformed bare-string block. submit and contribution may combine. Marker is caller-managed — pass since_position in, store marker_new. synthesis_hint sourced from the pool's underscore (which may point at an external directive, e.g. function:<game>/1), else a default. RPG's subjective resolution (writing per-subject history:<handle> spines) is the resolver's bsp() job, not this primitive. Defaults to https://beach.happyseaurchin.com; pass pool_url to target a different beach.

  Paramètres, retour & exemple (17)

  Paramètres

  • at · string · optionnel
    Optional address-of-attention — the coordinate this engage is located at, within the structure the pool gathers around (a tree's spine address: '3', '3.1', a temporal '2026315100'; digits, at most one decimal point, comma-walk accepted, multi-dot rejected). ON COMMIT: stamped into field 2 of the contribution (block-conventions:4.22) so the voice is located against the spine. ON SUBMIT: stamped into field 2 of your liquid slot — the same position, because where sits at 2 across the whole accumulator family (4.51; liquid's first-staged arrival stamp rides 6, the one field it needs beyond the shared five). ON READ: narrows the returned slice AND the liquid mirror to entries at-or-under the address, each read as the walker reads addresses (4.52), so a horizon is read at its own full-width address: at='2027300000' gathers everything in that season, and a shortened '20273' reads as 0000020273, as it does in bsp(); unlocated entries are excluded from a located view. A located read is a VIEW — keep a separate since_position marker per view, or entries outside it are skipped past. This is the pool↔tree correlation: one pool serves every node of a tree; 'what is live at stage 3' is a single engage with at='3'.
  • face · string · optionnel · character | author | designer | observer
    CADO face tag for the contribution. Recorded at field 4 of the contribution slot. Advisory in v0.1; informs synthesis-target conventions. Ignored when `contribution` is omitted.
  • tier · string · optionnel · soft | medium | hard | figure
    THE CALL FOR A TIER OF PLAY, composed from the blocks so every door runs the same one (grit 2 and 3). A room of a table only, and read-only: nothing is staged or committed. 'medium' — MAKE IT HAPPEN: the law, the contract and the bundle for the resolution of the window standing now (the place's faces, the story so far wherever it happened, the actors' sheets, the window with the world's own voices, the dice, the rules, the ways), plus the claim stamps and the ways a WAY line may name. 'hard' — THE KEEPER'S ADMIN after a resolution: the held registers as their spines, the place's hidden directories and who holds it how, the moment and the characters' sheets, and the contract for the books and the news (ARRIVES, NEWS, DROP, WHERE, KNOWN — lines out, one per act), the sheets, and in THE WRITES the figures present who speak next. 'figure' — ONE OF THE PLACE'S PEOPLE, speaking for itself after a beat: agent_id is its label in the room's window; its frame is where it stands, what it has seen and heard there since it came, and its last line, and it answers with its own next intention to be staged under that label (grit 3.2). 'soft' — THE TELLING for agent_id: where they stand, what they know and carry, their story so far and the moment not yet told, plus where to journal it. Run THE CALL as the system text and THE INPUT as the message, on your own key; act on the third section.
  • clear · boolean · optionnel
    Optional. CLEAR THE WHOLE LIQUID BUFFER — every author's staged line at once, not just yours. This is what a person means by 'clear the pool': the liquid, because solid is the record and liquid is the layer meant to be temporary. Use it whenever someone asks for the pool, the room or the liquid to be cleared, tidied or emptied — no list of handles required, and no need to read the buffer first. Authority is the block's own: pass `secret` when the buffer is locked; an unlocked one answers to anyone, like every unlocked block on an open beach. Returns how many staged lines were cleared. Does NOT touch the pool's committed contributions — those are solid and this cannot reach them.
  • party · array · optionnel
    With tier='soft': the OTHER characters played at this same screen. Several characters round one phone hear the moment together, so one telling is composed for the table and kept in each of their accounts — never one narrative each, which nobody at a shared screen wants. Omit it and the telling is that one character's own, as every other door asks for.
  • secret · string · optionnel
    Lock proof. Required if the pool block is locked (and you are writing) OR if the pool author has gated contribution writes. Forwarded to the beach which verifies. Sensitive — never repeat in conversation.
  • submit · string · optionnel
    Optional. STAGE text to the pre-commit liquid buffer (liquid:pool:<name>, block-conventions:4.5) instead of committing. One slot per author, OVERWRITING — writes/overwrites YOUR slot and returns the social mirror of all co-present pending intentions; it does NOT append to the pool and does NOT synthesise. Empty string withdraws (clears your slot). Lets others see what you intend before you commit. May be combined with `contribution` (stage then commit in one call).
  • purpose · string · optionnel
    Optional, CREATION-only. If the pool does NOT yet exist at this beach, providing `purpose` creates it with the right object shape: {_: '<purpose>'}. The tool constructs the shape internally — caller cannot get it wrong (no way to accidentally author a bare-string pool block). Ignored when the pool already exists (existing purpose is not overwritten). This is the canonical bsp-mcp path to create a pool; do NOT use raw bsp() with content='<purpose>' which produces a malformed string-root block. A ROOM FOUNDED ON THE PLAY LOOP IS BORN DECLARED: when the purpose is the bare mount 'pscale:grit' (with or without an aperture — 'pscale:grit/1'), the same act writes convention:<pool_name> with underscore 'grit …' beside it, which is what makes the room a table room on every surface; a declaration already standing is never overwritten, and any other purpose — a lobby's prose, another operator — declares nothing.
  • agent_id · string · requis
    Your agent identifier — used as the contributor attribution if `contribution` is provided. Bare handle, URL, sed:<collective>:<position>, or grain:<pair_id>:<side>.
  • pool_url · string · requis
    URL of the federated beach hosting the pool, e.g. "https://beach.happyseaurchin.com". Must be an http(s):// URL — pool engagement does not target the sentinel registry.
  • pool_name · string · requis
    Name of the pool without the "pool:" prefix. The block at the beach is "pool:<pool_name>". E.g. pool_name="visiting" targets block "pool:visiting".
  • destination · string · optionnel
    Optional, applies to `contribution`. Where the commit lands: 'pool' (default — the shared spool everyone pulls) or a block name such as 'solid:<name>' for a shared committed artifact. The deposit is a dumb atomic append; the primitive never synthesises. This is the objective dial. Structured per-subject spine writes (the RPG subjective case) are the resolver's bsp() job, NOT this param — point destination only at accumulator-shaped blocks.
  • with_liquid · boolean · optionnel
    Optional. The liquid mirror (all co-present pending intentions from liquid:pool:<name>) rides the envelope BY DEFAULT for every caller — the spool is what was said; liquid is who is here now, and who-is-here-now is what an engage is for. Pass false to opt out (a cheap read of a quiet archive). submit implies it as ever.
  • contribution · string · optionnel
    Optional. COMMIT text — deposit a contribution (raw OR an LLM-produced synthesis; the primitive is agnostic) at the next-free digit-path slot of the destination (1, 2, …, 9, 11, …; sunstone:1.64) with shape {_: text, 1: agent_id, 2: at-address ('' unlocated), 3: ISO-ts, 4: face, 5: woven}. Position 5 is written by the tool, never by you: on a claimed fold it records the handles whose staged voices the beat wove, so a folded player still reads as present after the buffer clears, then read the envelope. Atomic append (beach-side). Omit for read-only engagement, or use `submit` to stage to liquid without committing.
  • resolves_seen · string · optionnel
    RESOLVER-ONLY companion to resolves_window: the NEWEST 'arrived' stamp among the pending intentions in the mirror you are folding (each liquid line renders one). The guard against the stage-vs-claim race — if an intention staged after your read, the beach answers WINDOW MOVED with the live buffer and you re-weave, instead of a staged act being silently dropped. Copy it from the same envelope you copied resolves_window from.
  • since_position · integer · optionnel
    Last position you have seen — return only contributions at slots strictly greater than this. Default 0 (return all). Caller-managed: store the returned `marker_new` and pass it back on the next call.
  • resolves_window · string · optionnel
    RESOLVER-ONLY (the world's operator, function:<world> branch 2). When committing a window's resolution event-skeleton, pass the window's open-stamp — the 'window opened <ts>' value handed back in this envelope. The beach admits the FIRST resolver of that window and rejects every other with a stand-down (single-resolution enforced atomically at the store, not by convention — two LLMs can both judge a window closed and both try to resolve). Omit for ordinary contributions / chat.

  Exemple d'appel

  {"name": "pscale_pool_engage", "arguments": {"agent_id": "texte", "pool_url": "texte", "pool_name": "texte"}}

  Exemple de retour

  {"content": [{"type": "text", "text": "…"}]}

• pscale_settle≈ 468 tokens

  Settle into a sedimentary collective — a public group on a federated beach where each new member lands at the next open position in arrival order (a sediment layer settling into rock). The beach assigns the position (11, 12, ..., 19, 21, ..., 99, 111, ...); your declaration becomes its underscore. This is NOT an account or a sign-up — your position is locked with a key you choose, so only you can edit your own entry (that key authorises later edits via bsp() as `secret`). Defaults to https://beach.happyseaurchin.com; pass agent_id for another beach.

  Paramètres, retour & exemple (5)

  Paramètres

  • agent_id · string · optionnel
    URL of the beach hosting the sed: collective. Defaults to https://beach.happyseaurchin.com. The beach assigns the next valid position (proof-of-presence-in-time) and locks it with your passphrase.
  • shell_ref · string · optionnel
    URL or block reference to your sovereign shell (optional). Stored at the hidden directory of your position.
  • collective · string · requis
    Name of the collective to join. Becomes the block name 'sed:<collective>' at the beach.
  • passphrase · string · requis
    A key you choose to lock your own entry, so only you can edit it later — an edit-latch on a page you own, not a login or account password. Hashed at the beach; never stored raw. Sensitive — never repeat in conversation.
  • declaration · string · requis
    Who you are and what you offer/need — becomes the underscore at your position

  Exemple d'appel

  {"name": "pscale_settle", "arguments": {"collective": "texte", "passphrase": "texte", "declaration": "texte"}}

  Exemple de retour

  {"content": [{"type": "text", "text": "…"}]}

• pscale_stream_engage≈ 2536 tokens

  WHAT PEOPLE ARE DOING, AND THE SYNTHESIS OF IT — reach for this whenever someone asks what is happening today, what people are up to, how someone’s day or week is going, or asks for a summary or synthesis of a day, a week or any moment. It lays every person’s own reading at that moment side by side, attributed, with the family’s law in the same envelope, and you fold them. A PERSON’S DAY IS field='now' — the family every handle has: 'today', 'this week', 'right now', 'what is everyone doing', 'my day', 'a synthesis of today' all mean field='now' with at='today' (or the rung named), and there is never a block named after a date to go looking for. Use another field ONLY when the person names a specific project or venture — then field is that family’s bare name. WHEN PEOPLE ARE FREE IS field='availability' — each person's calendar, filled by their own LLM: say a block at its span ('14:00–15:00 tomorrow Europe/London', say='busy'), and read at a span ('13:00–18:00 Tuesday Europe/London') to lay everyone's blocks side by side and find when they can meet; the family's law rides the envelope. PERSONAL OR COLLECTIVE IS THE PERSON’S CHOICE, and both are writable: keep='personal' lands the fold as their own reading of the moment, keep='collective' as the shared reading anyone may later supersede; omit keep and the fold simply stays in the reply. ONE WRITE VERB — `say` — because a stream has no buffer to stage into: your reading lands in YOUR OWN mirror (<field>:<handle>) at the attended address, and a mirror is revisable by its holder forever, so stage and commit are one act. A STREAM STORES NOTHING: it composes over a spine-mirror-tree family that already exists (spine:<field>, the <field>:<handle> mirrors, the bare <field> fold), so it cannot drift from them and needs no lock of its own. This is the V-L-S envelope over that family: L is every mirror's reading AT the address, listed side by side and attributed — the SNAPSHOT, useful with no LLM in the room; S is the fold, which the CALLING mind synthesises from that snapshot under the operator's law delivered in the same envelope (the primitive never synthesises — no central resolver, as with pools). Reads deliver THE LADDER: every ancestor's voicing from the coarsest rung down to the attended one, so a located read arrives self-contextualised. THE INSTANCE EVERY HANDLE HAS IS field="now" — a person's own current on the shared clock, born locked to them by its first voicing; any other field is a project or venture family of the same shape. `at` accepts 'now' or 'today' on a temporal spine and COMPUTES the address from the clock — a human is never asked for an address (function:molequle:5) — and a TIME as the person said it, with its place ('4pm tomorrow Europe/London', '2026-10-07T16:00+01:00'), names the beat it falls in, so a meeting is booked by saying it at its time in the now family; omit `at` entirely for the spine's map. A fold is ephemeral by default (tree:3 — recomputed on demand, never stale); `keep='personal'` lands it at tree:<field>:<handle> (the holder's own tree of syntheses — never the history journal), `keep='collective'` at the bare name <field> at the same address, endorsed by pointer and never a gate. Distinct from pscale_pool_engage, which owns a spool and a liquid buffer and serves windowed play; that primitive is unchanged and remains the RPG's.

  Paramètres, retour & exemple (9)

  Paramètres

  • at · string · optionnel
    The address attended to, in the spine's own coordinate space (digits, at most one decimal point, comma-walk accepted; multi-dot rejected). Pass a NAMED RUNG on a temporal spine — 'today' (the usual one), 'this week', 'this month', 'season', 'year', or 'now' for the current beat — and the address is COMPUTED from the clock — a human is never asked for an address (function:molequle:5). Or pass a TIME as the person said it, with its PLACE — '16:00 Europe/London', '4pm tomorrow Europe/London', '2026-10-09 09:30 America/New_York', or one instant with its offset, '2026-10-07T16:00+01:00' — and the address of the BEAT it falls in is computed: to book a meeting for 4pm, say it at the time. A DAY as said — 'tomorrow', 'Tuesday', 'next Friday', '2026-10-13', with or without its place — names that day. A SPAN as said — '14:00–15:00 tomorrow Europe/London', '9am–5pm Tuesday Europe/London', or two instants joined by a slash — names every beat it touches: a say lands on each of them, an empty say clears them, and a read lays every mirror's lines across the span on that place's clock, which is how field='availability' finds when people are free. A time or a span always names its place (an IANA zone or an offset), because the clock keeps no time zone (sundial 8.3); take the place from where the person stands, and never work out a beat address yourself. Omit entirely to receive the spine's map instead (every node's opening line at pscale 0), then dial in. ON THE MOVING NOW, WHEN YOUR HAND HAS SEVERAL SESSIONS OPEN: say at 'now.<digit>' — your own lane's digit, 1-9 — and the line lands as that lane's turn beneath the beat, so the lanes of one hand never write over one another; a read at 'now' shows every hand's lanes with how long ago each spoke, a line staying live for one beat's width wherever the beat's edge fell.
  • say · string · optionnel
    Your reading at this address, written into YOUR OWN mirror at <field>:<handle>. One act — there is no separate stage and commit here, because a mirror is revisable by its holder forever; saying again at the same address replaces what you said. Requires `at`. At a span the line lands on every beat the span touches, and an empty say there clears your lines across it. Never writes anyone else's mirror, and nothing else can write yours. The answer to a say is the snapshot: every other voice at that address, so saying what you are in the middle of at 'now' is also how you learn what every other live mind is in the middle of.
  • keep · string · optionnel · personal | collective
    Persist a fold you have just synthesised (pass it as `keep_text`). 'personal' writes it to tree:<field>:<handle> at this same address — your own tree of syntheses, latest-standing, superseded by your next fold of the same point (a keep that matters as a moment may also leave a pointer in history:<handle>, by your own hand). 'collective' writes it to the bare name <field> at this same address — the shared social product, endorsed by pointer and never a gate, which anyone may supersede with a better one. Omit and the fold stays in the envelope, which is the default the convention prefers (tree:3 — recomputed on demand, never stale).
  • tier · string · optionnel · soft | medium | hard
    THE CALL FOR A TIER OF PLAY ON THE CLOCK, composed from the blocks so every door runs the same one — a table played on time (field='temporal' at a table that keeps spine:temporal, function:temporal and a keeper's hold; the second track, proposals/2026-09-14-rpg-on-the-clock-second-track). Requires `at`; read-only: nothing is said or kept. 'medium' — THE FOLD at the address: the law, the contract, every mirror's line standing there, the night so far at each rung, the actors as their passports stand, the place's faces, each actor's luck already rolled, the rules — and THE CLAIM: which address is ripe and what stands unplayed beneath it. 'hard' — THE LEAN after the fold at the address: the fold whole with its NEXT, the held side, and each figure's own last line; THE WRITES say where each VOICE line is said. 'soft' — THE TELLING of the fold at the address for `handle`, from where they stand; THE JOURNAL gives the keep and the passport line to copy. Run THE CALL as the system text and THE INPUT as the message, on your own key; act on the third section with the ordinary verbs (say, keep). Refused plainly at a family that is not a clock table — except A LENS: on a family whose law mounts the recipe (function:<field> 6 opens THE RECIPE MOUNTED), 'medium' composes THE SHOT at a moment — the law, the recipe, the moment as the table's record holds it, the lines of the hands you follow as direction, the place, the people in frame, the cast's looks and faces, the look, and a contract that answers FORM, PROMPT, REFERENCES and TOOK; run it on your own key, send the prompt to your maker, keep='personal' the shot with its link, and put the picture in your own book addressed to the moment (function:lens, 2026-10-08).
  • beach · string · optionnel
    Origin hosting the family. Defaults to the standard beach.
  • field · string · requis
    'now' unless the person names a specific project — any ask about today, this week, someone’s day or what people are doing is the now family, the one every handle has. The family name — the BARE name, no prefix. 'beach-venture' addresses spine:beach-venture, every beach-venture:<handle> mirror, and the fold at 'beach-venture'. Never pass 'spine:beach-venture' or 'pool:beach-venture'.
  • handle · string · requis
    Your handle. Names your mirror (<field>:<handle>) for `say`, and your own tree of syntheses (tree:<field>:<handle>) for keep='personal'. Mirror and tree are born on first use — you never create them by hand.
  • secret · string · optionnel
    Edit-latch proof, forwarded when the target position is locked — and the latch a mirror, or your personal tree, is born locked to on its first write, so only you write it after. Sensitive — never repeat it in conversation.
  • keep_text · string · optionnel
    The synthesis to persist, required by `keep`. Yours to write: this primitive assembles the snapshot and delivers the law, and never synthesises anything itself.

  Exemple d'appel

  {"name": "pscale_stream_engage", "arguments": {"field": "texte", "handle": "texte"}}

  Exemple de retour

  {"content": [{"type": "text", "text": "…"}]}

• pscale_verify_rider≈ 634 tokens

  Deterministic arithmetic check on a SAND rider, v2 (per the sand-v2 block). Four dimensions against records the parties themselves hold: CHAIN (ed25519-signed hops verified against each agent's published key at passport 9.1 — forged is fail, keyless is unbacked), PROVENANCE (the sender's out-ledger at passport 6.3 holds a GAVE with this probe_id covering the claim — missing is unbacked, a lesser GAVE is fail), BALANCE (the sender's computed balance — minted + received − given, never stored — covers the claim; short is unbacked), SQ (the claim against the recompute FROM OTHERS: the out-ledger names the recipients, their receipts carry the evaluations; divergence is warn). Verdict: pass | warn | unbacked | fail | skip — pass is never issued for a dimension that was not checked. Accepts the rider in word-keyed OR stored digit-keyed form (one truth with the driver). Non-enforcing — agents decide what to do with the verdict.

  Paramètres, retour & exemple (5)

  Paramètres

  • chain · string · optionnel
    Chain hops as a JSON string — a word-keyed array [{agent, sig}, ...] or the stored digit-keyed chain node. Falls back to the rider's own field. Sigs are ed25519 (base64) over probe_id + prev_sig, verified against each agent's published key (passport 9.1).
  • rider · string · optionnel
    The rider as a JSON string — EITHER the word-keyed shape ({probe_id, credits:{n,by}, sq, chain:[{agent,sig}...], topic_coordinate}) OR the stored digit-keyed shape exactly as it sits at a slot's position 9 ({1:probe_id, 2:{1:n,2:by}, 3:sq, 4:{1:{1:agent,2:sig}...}, 5:topic}). If absent / unparseable, verdict is "skip".
  • probe_id · string · optionnel
    Probe identifier. Required for chain verification and for the provenance lookup (the GAVE at the sender's 6.3 is keyed by it). Falls back to the rider's own field.
  • sender_agent_id · string · requis
    Whose out-ledger and balance to check — the giver the rider claims credit by. Sed: and grain: addresses also valid. Passports are read at the default beach.
  • topic_coordinate · string · optionnel
    Pscale coordinate of the topic for SQ recompute (e.g. "0.341"). Falls back to the rider's own field. Skipped if absent.

  Exemple d'appel

  {"name": "pscale_verify_rider", "arguments": {"sender_agent_id": "texte"}}

  Exemple de retour

  {"content": [{"type": "text", "text": "…"}]}

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Source

https://bsp.hermitcrab.me/mcp/v1