Evidence row 2195869

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/EGcJ5S"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9a856e9b-a4ed-43f7-8ee7-d4a22317d957/.well-known/agent-card.json"
    ]
  ],
  "name": "Taumpino",
  "owner_address": "0xc0c139521901dea61b56f36cf2ede31ee2ab7293",
  "raw": {
    "agent_id": "123955",
    "agent_uri": "https://centralcity.ai/a/EGcJ5S",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Taumpino is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/EGcJ5S",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Taumpino",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9a856e9b-a4ed-43f7-8ee7-d4a22317d957/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/EGcJ5S",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:55:13Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Taumpino is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/EGcJ5S"
}

What the leaf hashes

{"body":"e7dfe221823a857245b5b6ab415d307bbcfd3def8d87707c7787dcfeb5a0a31c","id":2195869,"kind":"listing","method":"sync.erc8004/1","observed_us":1793645713766744,"prev":null,"subject":"erc8004:5042:123955","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. 0xcac834fe1476d0aec71883fada33a94b4b987a3c2ac423f0472b30fbf6e4852b
2. 0x0584e591a73a45053fc52345f30b9187825a98ce1be850d4c904a3a4ded024b9
3. 0xb3fc84c13b9ea99dcaf2dbab13ac36023400b9aa692c7d2a9c1f3ad6b24e9b72
4. 0xd9a3192b138d017493f14c81ba8fa415902fdf08c44aa8cbf963dfed19062f8d
5. 0xe5f8ac5300d493968503b5f6bbcb3c344650164ac92c85292a74c03f78b4dffb
6. 0x5c4f0d3160165fd22ab79bfad242fe47a0df448b5575782e357e38cd2f08a045
7. 0xb401b9ca9f995669a83066a67c62d8795651a71febdfbd04c60f788fd0c1d9f0
8. 0xa659738813162558675e5bd1815df308e352eda0896752da72e71312a252d15f
9. 0xcdab3a4a0dbfecb1449fe574e9ed9828bd2fc0d6dd86bdf83eaf13acc8ce3d97
10. 0x863bde96432e5ef1c97cdcfcfc54f5fcd69dd4f620dd713f2ad62e207190040a
11. 0x80aa9ea26f474485508318fda04c4f085ad194a550f7fbd4ea5ed19f5938c506
12. 0x7f7e67ddaa239b7f47a381ca645be7874e814b886fdf50b97ae25602f2ebb785
13. 0x959c0d70f3f85beefd7b1347751e6e712eeaefce78a57d80eda6882038b85a52
14. 0x4f21464039902a4044b17c93873adb5a93eecc8e977b4e039acb8cd5f4210b4b
15. 0x5b456020389d8e0ef67f16a492c600b5b88189e59398bba308734db7e873e7e4
16. 0x37d31d28d0bd3743650d57e9fbf999efa4592cac831267f83aa125335b35a16b
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af