Evidence row 2191920

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/pZCJJi"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/cfb128cb-c945-46b5-a2b4-29923f3102fa/.well-known/agent-card.json"
    ]
  ],
  "name": "Tazis",
  "owner_address": "0x1b0d864d286687469e1ea7b76ec13defdfd06ef6",
  "raw": {
    "agent_id": "121711",
    "agent_uri": "https://centralcity.ai/a/pZCJJi",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tazis 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/pZCJJi",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tazis",
      "registrations": [
        {
          "agentId": 121711,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/cfb128cb-c945-46b5-a2b4-29923f3102fa/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/pZCJJi",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793644088,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:30:54Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tazis 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/pZCJJi"
}

What the leaf hashes

{"body":"4cbe91e51ca2ff24e4f843d69731baa4b3f5fb371252cfa1473ed08bba6fec7a","id":2191920,"kind":"listing","method":"sync.erc8004/1","observed_us":1793644254990348,"prev":null,"subject":"erc8004:5042:121711","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x207ccd41f07045a9e621071f5b2f0329abae7f4b4d46bceac503541541a01cf9
2. 0xc4687b774f3305e41fe84db309446c29217185b3b1e3bb271276185f59d2a4b8
3. 0xe6f6fcf32ad7f07d659672be43494bf209f6930df9ff8c33e9459af407603715
4. 0x46514a1c2a99efd0c639c487439ace4239f2a0aa0824187111cacf609e2fd68a
5. 0xa4ea8c920e5a6939c0cda1e946017cdadfeb1ceb1d8a8d9dcc09ba1d11fc0b41
6. 0xf4758cb2c6f9f58aa590a5ae20cb9f17f3fe62616b0cfec05a652e8abdc77d0f
7. 0x7fdc491477c561ea2ece7b1e58861b3be6b91ba16173517ba00c960f05206418
8. 0xd8443b6557a3c2a0979c33d3a484f5bf66b9ae3dacc846324ae9bbfa1c6e379e
9. 0xa9c31ac14437bef11a897d6c6b126855dc4d21f7f7caa108c0e0e26dbaeb0900
10. 0x77195bb6b557f90aefae2fef9d3b4d7da760160d5fe6b0e594e50f129d8efb31
11. 0x193993dfc99f07e76a7959bf301447a777bda89110f903e9197b34093694d0e4
12. 0x0287e9d9530add05d7480c4266f19be69f45ecae1d0e3ec844ff635060819eb8
13. 0x350e03a59bf81961fd9ce694f08f9ba0239d9ea2496b0c0dc7998c9e9855326f
14. 0xc63937235d47ff2107de3051477e395be67b96d91d1349c787bf4b1ef91b602f
15. 0xcd21ec8d72a18a2d4513e4fd309abbb530810fb1dbeecd4b9b85acb4d6ff8f12
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af