{
  "handle": "FabricSharding",
  "mechanism": "Applies {{shard}} across orthogonal dimensions (e.g., Spatial, Temporal, Semantic). Agents subscribe only to dimensions relevant to their function ('Slices'). It enables massive {{parallelize}} by decoupling {{state}} into orthogonal dimensions.",
  "gloss": "Interlocking state threads",
  "failure_modes": [
    "Cross-thread coordination latency grows with the number of dimensions a read spans.",
    "False orthogonality: two dimensions correlate, so partitioning by both buys no parallelism."
  ],
  "invariants": [
    "The dimensions sharded across are orthogonal: a key in one does not determine a key in another.",
    "An agent subscribes only to the dimensions its function needs.",
    "Each dimension's domain is orderable or partitionable."
  ],
  "parameters": [
    {
      "name": "consistency_level",
      "type": "Enum",
      "range": "{Eventual, Strong, Causal}",
      "description": "Cross-shard guarantees"
    },
    {
      "name": "partition_count",
      "type": "Integer",
      "range": "[2, 256]",
      "description": "Number of fabric partitions"
    },
    {
      "name": "rebalance_threshold",
      "type": "Float",
      "range": "[0.1, 0.5]",
      "description": "Imbalance triggering reshard"
    }
  ],
  "_meta": {
    "tier": 2,
    "ring": 0,
    "supersedes": [
      "sema:FabricSharding#mh:SHA-256:7399195af56d8e2d611c2e3b004b990de8c838788156755bfeba1397080b125b",
      "sema:FabricSharding#mh:SHA-256:25d27106d786155e3fda6f31260d2a56bd2e936df771d7e5d755a65676f12248",
      "sema:FabricSharding#mh:SHA-256:c05779de54bf98bf74d926045c5bf864af5002a00aea3012b15553e345c5e9b3"
    ],
    "path": [
      "Society",
      "Protocols"
    ]
  },
  "sema_id": "sema:FabricSharding#mh:SHA-256:96e1a90c65365b0297a3090f67f2fc88422596a6efb4ecb2ad980c3d365d4216",
  "sema_ref": "FabricSharding#96e1",
  "sema_stub": "96e1",
  "dependencies": {
    "references": {
      "parallelize": "sema:Parallelize#mh:SHA-256:c1c795defd6f4f9cab2823cf832ae91f5f0651bef082108bb494047d91be04a1",
      "shard": "sema:Shard#mh:SHA-256:4d41232416e3d414c714e0892e8559c2180899b4c21c25af29984372220f8704",
      "state": "sema:State#mh:SHA-256:4f25e6a16ccd37dc0bc154cccc7055cb504d49daa8b712f372a425eb6c7b8cb2"
    }
  },
  "sema_layer": "Society",
  "sema_category": "Protocols",
  "used_by": {
    "references": {
      "HolographicShard": "sema:HolographicShard#mh:SHA-256:6e067dcfaca5b7d656f6de48b083cd44862ea18b45c1daa5cfa3eccd751f0d02"
    }
  }
}