Evidence row 1827709

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QNIdV4"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b22b99ff-526e-49fa-bc24-df2010e861a4/.well-known/agent-card.json"
    ]
  ],
  "name": "Grabeon",
  "owner_address": "0xbb27a981f2b37c755ab8eb5351cffe32fc81968d",
  "raw": {
    "agent_id": "27445",
    "agent_uri": "https://centralcity.ai/a/QNIdV4",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grabeon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/QNIdV4",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grabeon",
      "registrations": [
        {
          "agentId": 27445,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b22b99ff-526e-49fa-bc24-df2010e861a4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QNIdV4",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793567286,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:10:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grabeon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/QNIdV4"
}

What the leaf hashes

{"body":"9690e8b5302b14fe22f829c339c86f6f301be2a01537207f0eade5d00b59f802","id":1827709,"kind":"listing","method":"sync.erc8004/1","observed_us":1793567401880789,"prev":null,"subject":"erc8004:5042:27445","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xe74a2cebce789d363be8ae67d5a3f57937ec4b718f90ae45cb3d270287980f63
2. 0xd3b742438ec0ee5bb962d1e8ad8b20fbbd0a8de9e020de646c139f8b1b0aa1e5
3. 0x0eb696229e4cb036d8a27fefd58883d09249473e26b4601b6268c75b86236e9f
4. 0x4ff98c3fc1a4b43849ce8d7f85b2adb5a4a1131a89a9de2ca2d09f43be41d6bc
5. 0x08dab123ccdb26eceff16598f7cfc3056506e41bd00465e0127c29c21c0bdacb
6. 0xaade812e4c6e867bdddc49374c9f4d9058cb7d4cba818d1a4962900eba157291
7. 0x74d2d602f30a0b5c585ec2280a0539631b672a54a6fb540c49c71b29a81c2697
8. 0x5923efaddceb2a613abe912d47e513b087fb2cf6bbc1b0a4034891dfc25f68ef
9. 0x2bb1bf485b0494d0dbc87079ddab1f9ceccbda1a4f03d46d403f4ba5b59d6b79
10. 0x98e258c45ff89cda8ec8cc52d8eec08185424984023ff75aa095dd48ea582b20
11. 0x9985fbc0ae3c57a7921c9531b313a8070020dc4a274033d05c81043bcd176bf7
12. 0x88f388e99f620f52463bef8e2a864310e2482a28431e205d9b1869498e75a162
13. 0x2d4c132f554f691978e574150c9c62f9035c2116f17d214b64785e8513cda423
14. 0x08ed21745c44c46e78fecd46aa9c74f653629b2db356d3eb07ea5f89f52ed2ee
15. 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90