{
  "handle": "Disband",
  "mechanism": "Graceful group dissolution with state disposition and clean termination. {{agent}} sends 'DISBAND' signal. For scope='member': notify remaining members, adjust shared state, check {{quorum}}. For scope='group': broadcast 'DISSOLVING', execute state disposition, release shared resources, and record dissolution with a group {{snapshot}} for potential re-formation. All members must ACK dissolution. It safely terminates the group, optionally triggering {{ejection_seat}} for any members refusing to release shared resources.",
  "gloss": "Graceful group dissolution with state disposition and resource release",
  "failure_modes": [
    "Member doesn't ACK (dissolution blocked—timeout or proceed anyway?).",
    "{{state}} disposition fails (can't archive, transfer target unavailable).",
    "Contested dissolution (some members want to continue—may need VOTE).",
    "Premature dissolution (task not actually complete).",
    "Zombie group (DISBAND sent but not all resources actually released).",
    "Partial dissolution cascades unexpectedly (one departure triggers full dissolution via quorum loss)."
  ],
  "invariants": [
    "All shared resources released",
    "No lingering commitments"
  ],
  "preconditions": [
    "Active group/swarm",
    "Mission complete or aborted"
  ],
  "postconditions": [
    "Agents return to free pool"
  ],
  "_meta": {
    "tier": 1,
    "ring": 1,
    "supersedes": [
      "sema:Disband#mh:SHA-256:7cb883dd99a51f2408f92e5d48d69d4c3f077db9d49e3754a1f99af92126b0cf",
      "sema:Disband#mh:SHA-256:86c6e1f3030c9994f2942c01d5161dee619fdc32c442ce3649d0f94204b0db48",
      "sema:Disband#mh:SHA-256:d5f882cd8f4a4bcbe6eaa6ba11a0eeeca57472343564378f2e2e84f5eab3f647",
      "sema:Disband#mh:SHA-256:995359e7d1ffda3dc97ae352e53a740e68d64f79656a18659093745461871df2",
      "sema:Disband#mh:SHA-256:3fa1c16aaa12707482447e0c7437b243937e4c4c5652f8f51e18228b53fbb346"
    ],
    "path": [
      "Society",
      "Coordination"
    ]
  },
  "sema_id": "sema:Disband#mh:SHA-256:f11c01b825e33615ddb25261966af65da93ffc6a8fb72456692804040130e32a",
  "sema_ref": "Disband#f11c",
  "sema_stub": "f11c",
  "dependencies": {
    "references": {
      "agent": "sema:Agent#mh:SHA-256:e127459069739fffc96a71d54ef6e8c97ca53471d5349c16aa72a092a33756cd",
      "ejection_seat": "sema:EjectionSeat#mh:SHA-256:a9d5ef5e3e70e5e4732543c2732e312f1efbd881a991b1521594e3b66257a8cb",
      "quorum": "sema:Quorum#mh:SHA-256:2a33f05d34bfb2667645680393ca37865d4a7d05d2056eddf4c9df0c13b21744",
      "state": "sema:State#mh:SHA-256:4f25e6a16ccd37dc0bc154cccc7055cb504d49daa8b712f372a425eb6c7b8cb2"
    },
    "yields": {
      "snapshot": "sema:Snapshot#mh:SHA-256:390d2ec2934136d534f969b4039e6b899d2ed3956ddd8aa0ca4754068ed8d133"
    }
  },
  "sema_layer": "Society",
  "sema_category": "Coordination",
  "used_by": {}
}