[
  {
    "name": "gossip-001-cross-node-propagation",
    "description": "An object published at node_A reaches node_B. Its bytes are canonical, they hash to the SAID they state, and that is the SAID they were announced under, so node_B accepts it (identity spec §2.6) and holds exactly the bytes it received. Gossip carries the object itself, never a re-encoding of it.",
    "receiver": "node_B",
    "deliveries": [
      {
        "from": "node_A",
        "claimed_said": "Eze2x3zkvaaxvxu6hb75kidinrkmtczqu63b6qnzbg3g75e6hnwra",
        "cbor_hex": "a261647835457a653278337a6b7661617876787536686237356b6964696e726b6d74637a717536336236716e7a6267336737356536686e777261616b582101d75a980182b10ab7d54bfed3c964073a0ee172f3daa62325af021a68f707511a"
      }
    ],
    "expected_results": [
      {
        "outcome": "accepted",
        "said": "Eze2x3zkvaaxvxu6hb75kidinrkmtczqu63b6qnzbg3g75e6hnwra"
      }
    ],
    "expected_held": [
      {
        "said": "Eze2x3zkvaaxvxu6hb75kidinrkmtczqu63b6qnzbg3g75e6hnwra",
        "cbor_hex": "a261647835457a653278337a6b7661617876787536686237356b6964696e726b6d74637a717536336236716e7a6267336737356536686e777261616b582101d75a980182b10ab7d54bfed3c964073a0ee172f3daa62325af021a68f707511a"
      }
    ]
  },
  {
    "name": "gossip-002-said-conflict-rejected",
    "description": "node_C holds said-008's object when a second object arrives under the same SAID: said-008's with n changed and its SAID left as it was (said-011's bytes). Verification comes before deduplication (identity spec §2.6), so the newcomer is reported as a SAID mismatch, which makes the substitution attempt visible, instead of being absorbed as a duplicate of what node_C holds.",
    "receiver": "node_C",
    "deliveries": [
      {
        "from": "node_A",
        "claimed_said": "Ek2atam3xjn73papa7bkh5ltoypfci4umrl3k5hoxohi6ajmpnu4q",
        "cbor_hex": "a261647835456b326174616d33786a6e37337061706137626b68356c746f797066636934756d726c336b35686f786f686936616a6d706e753471616e01"
      },
      {
        "from": "node_B",
        "claimed_said": "Ek2atam3xjn73papa7bkh5ltoypfci4umrl3k5hoxohi6ajmpnu4q",
        "cbor_hex": "a261647835456b326174616d33786a6e37337061706137626b68356c746f797066636934756d726c336b35686f786f686936616a6d706e753471616e02"
      }
    ],
    "expected_results": [
      {
        "outcome": "accepted",
        "said": "Ek2atam3xjn73papa7bkh5ltoypfci4umrl3k5hoxohi6ajmpnu4q"
      },
      {
        "outcome": "rejected",
        "error": "said_mismatch"
      }
    ],
    "expected_held": [
      {
        "said": "Ek2atam3xjn73papa7bkh5ltoypfci4umrl3k5hoxohi6ajmpnu4q",
        "cbor_hex": "a261647835456b326174616d33786a6e37337061706137626b68356c746f797066636934756d726c336b35686f786f686936616a6d706e753471616e01"
      }
    ]
  },
  {
    "name": "gossip-003-backfill-answer-verified",
    "description": "node_B requests the object behind said-007's SAID: a party holding an identifier can request the object from any peer (treatise §21.4). node_A answers with said-008's object, which is genuine and self-consistent but not the one requested, and is refused. node_D's answer hashes to the requested SAID and is accepted (identity spec §2.6).",
    "receiver": "node_B",
    "deliveries": [
      {
        "from": "node_A",
        "claimed_said": "Eze2x3zkvaaxvxu6hb75kidinrkmtczqu63b6qnzbg3g75e6hnwra",
        "cbor_hex": "a261647835456b326174616d33786a6e37337061706137626b68356c746f797066636934756d726c336b35686f786f686936616a6d706e753471616e01"
      },
      {
        "from": "node_D",
        "claimed_said": "Eze2x3zkvaaxvxu6hb75kidinrkmtczqu63b6qnzbg3g75e6hnwra",
        "cbor_hex": "a261647835457a653278337a6b7661617876787536686237356b6964696e726b6d74637a717536336236716e7a6267336737356536686e777261616b582101d75a980182b10ab7d54bfed3c964073a0ee172f3daa62325af021a68f707511a"
      }
    ],
    "expected_results": [
      {
        "outcome": "rejected",
        "error": "said_mismatch"
      },
      {
        "outcome": "accepted",
        "said": "Eze2x3zkvaaxvxu6hb75kidinrkmtczqu63b6qnzbg3g75e6hnwra"
      }
    ],
    "expected_held": [
      {
        "said": "Eze2x3zkvaaxvxu6hb75kidinrkmtczqu63b6qnzbg3g75e6hnwra",
        "cbor_hex": "a261647835457a653278337a6b7661617876787536686237356b6964696e726b6d74637a717536336236716e7a6267336737356536686e777261616b582101d75a980182b10ab7d54bfed3c964073a0ee172f3daa62325af021a68f707511a"
      }
    ]
  },
  {
    "name": "gossip-004-duplicate-delivery-deduplicated",
    "description": "The same object reaches node_B from two peers. The second delivery verifies and is a duplicate of a SAID already held, so it changes nothing: the overlay deduplicates by content address (treatise §11.4).",
    "receiver": "node_B",
    "deliveries": [
      {
        "from": "node_A",
        "claimed_said": "E4duyldlhqjm25aiznrd2dxsz6uxfhx6vyqj2itotg3hjahvqakiq",
        "cbor_hex": "a16164783545346475796c646c68716a6d323561697a6e7264326478737a367578666878367679716a3269746f746733686a61687671616b6971"
      },
      {
        "from": "node_C",
        "claimed_said": "E4duyldlhqjm25aiznrd2dxsz6uxfhx6vyqj2itotg3hjahvqakiq",
        "cbor_hex": "a16164783545346475796c646c68716a6d323561697a6e7264326478737a367578666878367679716a3269746f746733686a61687671616b6971"
      }
    ],
    "expected_results": [
      {
        "outcome": "accepted",
        "said": "E4duyldlhqjm25aiznrd2dxsz6uxfhx6vyqj2itotg3hjahvqakiq"
      },
      {
        "outcome": "duplicate",
        "said": "E4duyldlhqjm25aiznrd2dxsz6uxfhx6vyqj2itotg3hjahvqakiq"
      }
    ],
    "expected_held": [
      {
        "said": "E4duyldlhqjm25aiznrd2dxsz6uxfhx6vyqj2itotg3hjahvqakiq",
        "cbor_hex": "a16164783545346475796c646c68716a6d323561697a6e7264326478737a367578666878367679716a3269746f746733686a61687671616b6971"
      }
    ]
  },
  {
    "name": "gossip-005-non-canonical-copy-rejected",
    "description": "said-009's bytes reach node_B announced under said-008's SAID, the SAID a re-encoding receiver would compute for them. The bytes are not canonical, so node_B refuses them (identity spec §2.5, §2.6). Accepting them would let a second byte string circulate under said-008's SAID.",
    "receiver": "node_B",
    "deliveries": [
      {
        "from": "node_A",
        "claimed_said": "Ek2atam3xjn73papa7bkh5ltoypfci4umrl3k5hoxohi6ajmpnu4q",
        "cbor_hex": "a261647835456b326174616d33786a6e37337061706137626b68356c746f797066636934756d726c336b35686f786f686936616a6d706e753471616e1801"
      }
    ],
    "expected_results": [
      {
        "outcome": "rejected",
        "error": "non_shortest_integer"
      }
    ],
    "expected_held": []
  },
  {
    "name": "gossip-006-substitute-arriving-first-rejected",
    "description": "gossip-002 in the other order: the altered object reaches node_C first and is refused, then said-008's object arrives and is accepted. Arrival order decides nothing; the content does.",
    "receiver": "node_C",
    "deliveries": [
      {
        "from": "node_B",
        "claimed_said": "Ek2atam3xjn73papa7bkh5ltoypfci4umrl3k5hoxohi6ajmpnu4q",
        "cbor_hex": "a261647835456b326174616d33786a6e37337061706137626b68356c746f797066636934756d726c336b35686f786f686936616a6d706e753471616e02"
      },
      {
        "from": "node_A",
        "claimed_said": "Ek2atam3xjn73papa7bkh5ltoypfci4umrl3k5hoxohi6ajmpnu4q",
        "cbor_hex": "a261647835456b326174616d33786a6e37337061706137626b68356c746f797066636934756d726c336b35686f786f686936616a6d706e753471616e01"
      }
    ],
    "expected_results": [
      {
        "outcome": "rejected",
        "error": "said_mismatch"
      },
      {
        "outcome": "accepted",
        "said": "Ek2atam3xjn73papa7bkh5ltoypfci4umrl3k5hoxohi6ajmpnu4q"
      }
    ],
    "expected_held": [
      {
        "said": "Ek2atam3xjn73papa7bkh5ltoypfci4umrl3k5hoxohi6ajmpnu4q",
        "cbor_hex": "a261647835456b326174616d33786a6e37337061706137626b68356c746f797066636934756d726c336b35686f786f686936616a6d706e753471616e01"
      }
    ]
  }
]