Bsp MCP

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:[…]}

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 su

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

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

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

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 s

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=

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 G

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

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

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 h

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 th