Evidence row 2122064

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7HWhUi"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/dca4f7b6-554a-4784-a774-c8e34eba3cd1/.well-known/agent-card.json"
    ]
  ],
  "name": "Havik9",
  "owner_address": "0x5b16ed5d5265a51e071cf2515f83b454de079df6",
  "raw": {
    "agent_id": "89160",
    "agent_uri": "https://centralcity.ai/a/7HWhUi",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Havik9 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/7HWhUi",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Havik9",
      "registrations": [
        {
          "agentId": 89160,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/dca4f7b6-554a-4784-a774-c8e34eba3cd1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7HWhUi",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793619230,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:38:53Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Havik9 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/7HWhUi"
}

What the leaf hashes

{"body":"35a4d484ffb995fbdfe6cad3c60c21b3f677d7c27207b33c96d87c9194295aee","id":2122064,"kind":"listing","method":"sync.erc8004/1","observed_us":1793619533651690,"prev":2121396,"subject":"erc8004:5042:89160","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. 0x02ac05cb7c0162df703ddfadc883ce0c03cfd12f880ca97b3146c771e21f514e
2. 0x91a77d94a921403d67060a3a62d0b787b4c7af14fbe0ca0bfc4cb03b8df772cf
3. 0xede1d50e0d05d63ea798f6f07cd881994996ad25c90743be057448776a333810
4. 0x6c6dc1146d40846fd7e9217cec885b3d86641d3d46a03225a2f056896cabbeeb
5. 0x8bfdb2810975c8e2c66a8dbab2bf3d67b2350e059ed5617f4904ef8e87a0586d
6. 0x5251f7256ca40c0d41eefa17d3ff508f7a2a177e152d873a0f48133c39b7905a
7. 0xcf968a09126ba7693bd4708b80fc896722ca4af122bb42daaf839cea88f41e07
8. 0x5ca6ade53c686db5b3f67daa0808bc999238f44e9ebd1d59ee03578a458f1783
9. 0x3828ee31261232aa2eddd6605cf36bee6a4fa524e4f18ddfa2cab23da54d161a
10. 0x2528aaf0b360bb13da1dd362bee184312b265ae93cfdac4944effa5dff921b24
11. 0x9a91ac4082ab6b8a5b84607b912236aa1a96f9f5599da02a75f34dff8029f425
12. 0x976f3e53341c7cef87448e2cf12a2fe56d83522599cf3f1c10cc1efef7336faa
13. 0xf7591712adf911c6cfa936eea0be6a219c802459fb85a626a46bcc03207d81e1
14. 0x9acdcc385ecc9f1094faf2e01677d863638d23bede5aed4ca22def76698e0af3
15. 0x150a4dbcf309a6bb857da0b59f7588bd57a20fca094e579bf41d6cc6df9c7bff
16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af