{
  "handle": "EbbFlowSync",
  "mechanism": "{{system}} oscillates between High Tide (synchronous, high-bandwidth, global lock) and Low Tide (asynchronous, disconnected, local-only). Agents strictly enforce this rhythm, allowing for massive scaling during Low Tide and reconciliation during High Tide. It employs {{hysteresis}} to dampen the transition between connected (Flow) and disconnected (Ebb) states.",
  "gloss": "Cyclical connectivity modes",
  "failure_modes": [
    "Clock drift causes agents to miss the High Tide window."
  ],
  "invariants": [
    "Phase {{lock}}: All agents must be in same phase (Ebb or Flow) at time T",
    "Tide {{transition}}: Flow cannot start until Ebb reconciliation is complete"
  ],
  "preconditions": [
    "{{global}} clock synchronization < Delta"
  ],
  "postconditions": [
    "{{state}} is consistent up to last High Tide"
  ],
  "parameters": [
    {
      "name": "high_watermark",
      "type": "Float",
      "range": "[0.5, 0.95]",
      "description": "Threshold to trigger ebb"
    },
    {
      "name": "low_watermark",
      "type": "Float",
      "range": "[0.1, 0.5]",
      "description": "Threshold to allow flow"
    },
    {
      "name": "measurement_window",
      "type": "Duration",
      "range": "[1s, 1min]",
      "description": "Averaging period"
    }
  ],
  "_meta": {
    "tier": 1,
    "ring": 2,
    "supersedes": [
      "sema:EbbFlowSync#mh:SHA-256:b4a07e620d27785381b12c3853380f0cef04bc9832acc1bd0b73f72a97b21de6",
      "sema:EbbFlowSync#mh:SHA-256:7c073d208eeb2c9cf8f7b69f56e0adc042c1400e6ef9f75e71cdc3dea67f9687"
    ],
    "path": [
      "Society",
      "Protocols"
    ]
  },
  "sema_id": "sema:EbbFlowSync#mh:SHA-256:c68ee6aee66d266b40bf18152658a65d26e210aac458011629d39b131f3461f7",
  "sema_ref": "EbbFlowSync#c68e",
  "sema_stub": "c68e",
  "dependencies": {
    "references": {
      "global": "sema:Global#mh:SHA-256:330166f5c16b13500d92d26d0e58ad24657bebccbe295ff8108f363d3539034d",
      "hysteresis": "sema:Hysteresis#mh:SHA-256:c2d174f3fa513ed81bcd5b731aa651a3e4662a671748e514d758582657a5bf9a",
      "lock": "sema:Lock#mh:SHA-256:95c2ee952a5301d4b346a5e8693350829d88b3c600048eedcf87bb00c23ee5fb",
      "state": "sema:State#mh:SHA-256:4f25e6a16ccd37dc0bc154cccc7055cb504d49daa8b712f372a425eb6c7b8cb2",
      "system": "sema:System#mh:SHA-256:f8eb318a1113a10fead02fbf14ae433767ac1a69c9579cdb584cc622068e90b3",
      "transition": "sema:Transition#mh:SHA-256:9b62398c6edcd43ad2af8ec1df8186ece2b4f697772b3872227f4d9d8390e328"
    }
  },
  "sema_layer": "Society",
  "sema_category": "Protocols",
  "used_by": {}
}