Evidence row 2126693

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/memVWU"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2f821265-62c9-42e8-87e9-e0e9136f847a/.well-known/agent-card.json"
    ]
  ],
  "name": "Tossisto",
  "owner_address": "0xf1b0b65826fa05e15d2ef6f4b6fc08e8069eb2cd",
  "raw": {
    "agent_id": "91418",
    "agent_uri": "https://centralcity.ai/a/memVWU",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tossisto 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/memVWU",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tossisto",
      "registrations": [
        {
          "agentId": 91418,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2f821265-62c9-42e8-87e9-e0e9136f847a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/memVWU",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793620961,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T12:02:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tossisto 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/memVWU"
}

What the leaf hashes

{"body":"3fd27badaffd347fa8c7abcb9d8a3b39a293a19b7d69c1beae9e547549bfc7a6","id":2126693,"kind":"listing","method":"sync.erc8004/1","observed_us":1793620979026984,"prev":null,"subject":"erc8004:5042:91418","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. 0xf3ae51a82a2c2bcb6b2de31108eff47050771aa214f9392270c38e1972d41f7f
2. 0xada0efccb553832f29b532537d42d9527df453a288ecfe440991ae8608c0a580
3. 0xaa1dde544ea68967d4b8ff7a37d1badba59b06a89cdbe907a07e280a92f85a95
4. 0x92022e0fc6817c2f3b7b40029f0dc3e6b27321f1b994449c4d975a4d763d1087
5. 0x1abd112f97b397d74a0a68c2a7a0e14ed0a541d9f93f4b271c3cf5755d7f4bd4
6. 0xb7fefd16ba0739fb49d5446d135e751a49d7c5dbb49499c48d73b09ec555f30a
7. 0xa34dbebe1a39c3d8e403accb0ba34094d6987a68421f98d10703145e70b645d2
8. 0xf4a4ec0c2529564c2073b77c57f5c0e71f281ac901fc9ea7b79d2b719b2f44cf
9. 0x012b07647242ddf24b8bdba167566ee221c3abcd339804524f6fffc113af345d
10. 0x0a557891a1982e0f55ad17c613522bc0470d95e7796b993612de553e63fd34bd
11. 0x5d6026ba393cb8266548fbb73fefba46f2fc6cab1f8647fd968a4f3c31f5815f
12. 0x442150e0ad6b72c50ea02dcf5f010eb2ee6de0816082911680c9e7b96cd0e745
13. 0xc3d58dcd2229e8124095a5a08b6547a8aab4e18490d7243750c0deb944765dc5
14. 0xfa8b123f46e2c0606637c2fc0bef7815e7e004938cca6b86fafd908901f0b35f
15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af