Previous value: -"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 whole, the place's hidden directories, the characters' sheets and tellings, and the contract for the world's next intentions and the sheets (JSON out). '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."New value: +"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 characters' sheets and tellings, and the contract for the world's next intentions and the sheets (lines out, one per act). '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."

Previous value: -"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."New value: +"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."

Added value: +{
+  "description": "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.",
+  "items": {
+    "type": "string"
+  },
+  "type": "array"
+}

Added value: +{
+  "description": "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 whole, the place's hidden directories, the characters' sheets and tellings, and the contract for the world's next intentions and the sheets (JSON out). '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.",
+  "enum": [
+    "soft",
+    "medium",
+    "hard"
+  ],
+  "type": "string"
+}

Previous value: -"RESOLVER-ONLY (function:thornwood: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."New value: +"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."

Added value: +{
+  "description": "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.",
+  "type": "boolean"
+}

Previous value: -"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 6 of your liquid slot (4.51 — field 2 there is the arrival stamp). ON READ: narrows the returned slice AND the liquid mirror to entries at-or-under the address (prefix on the digit-walk, 4.52); 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'."New value: +"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 (prefix on the digit-walk, 4.52); 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'."

Added value: +{
+  "description": "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 6 of your liquid slot (4.51 — field 2 there is the arrival stamp). ON READ: narrows the returned slice AND the liquid mirror to entries at-or-under the address (prefix on the digit-walk, 4.52); 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'.",
+  "type": "string"
+}

Previous value: -"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: '', 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."New value: +"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."

Previous value: -"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: '', 3: ISO-ts, 4: face}, then read the envelope. Atomic append (beach-side). Omit for read-only engagement, or use `submit` to stage to liquid without committing."New value: +"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: '', 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."

Added value: +{
+  "description": "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.",
+  "type": "string"
+}

Previous value: -"Optional. Include the liquid mirror (all co-present pending intentions from liquid:pool:<name>) in the envelope. Implied true when `submit` is provided, and DEFAULT TRUE for a KEYLESS caller — a visitor with no secret is handed the room's live pending aggregate as their answer, because that is the presence they arrived for (the spool is what was said; liquid is who is here now). Defaults false for a KEYED caller, to skip the extra fetch. An explicit value is always honoured either way."New value: +"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."

Previous value: -"Optional. Include the liquid mirror (all co-present pending intentions from liquid:pool:<name>) in the envelope. Implied true when `submit` is provided; default false otherwise to skip the extra fetch."New value: +"Optional. Include the liquid mirror (all co-present pending intentions from liquid:pool:<name>) in the envelope. Implied true when `submit` is provided, and DEFAULT TRUE for a KEYLESS caller — a visitor with no secret is handed the room's live pending aggregate as their answer, because that is the presence they arrived for (the spool is what was said; liquid is who is here now). Defaults false for a KEYED caller, to skip the extra fetch. An explicit value is always honoured either way."

Removed value: -{
-  "description": "RETIRED (2026-06-03): a synthesis directive can no longer be stored at a digit position — a pure-liquid pool reserves every digit 1-9 for contributions and supernests past nine, so 9.1 would be claimed by the ninth entry. The synthesis_hint is now the pool's underscore (a directive pool points its underscore at an external directive block, e.g. function:<game>/1). Accepted but not stored; pending the submit/commit redesign.",
-  "type": "string"
-}