Evidence row 2148300

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/pgkeU2"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/754621c7-7679-4175-8f00-d6c345fbff8f/.well-known/agent-card.json"
    ]
  ],
  "name": "Gumpumer",
  "owner_address": "0x8ad28714e26be3ed3f351900d4a7e0cc19a4ad71",
  "raw": {
    "agent_id": "99894",
    "agent_uri": "https://centralcity.ai/a/pgkeU2",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gumpumer 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/pgkeU2",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gumpumer",
      "registrations": [
        {
          "agentId": 99894,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/754621c7-7679-4175-8f00-d6c345fbff8f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/pgkeU2",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793626990,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T13:45:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gumpumer 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/pgkeU2"
}

What the leaf hashes

{"body":"e9403bc976251d3cec18544ad446be1f465853315a84ec8c9dfddbe6c17534db","id":2148300,"kind":"listing","method":"sync.erc8004/1","observed_us":1793627116136248,"prev":null,"subject":"erc8004:5042:99894","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. 0x773c54a90e41160ec57c63a31b635a6392323ef9cf89e25588a53778b967861e
2. 0x911b51077c21819585ffe914001956f62351042d410a6d56b83a5207c759d1e8
3. 0xba92cf2a231dba4f779a4be3ad67e92b6dabd255768bf2d31e93a9e6915177c0
4. 0x0cf93e44760c9febd0bd38c746deec4341c22570230b39df5ed2dee8e248656d
5. 0xafac1f98e5d5aaffcfde71958644b7ba8c67328a743ff55839dba6d5eb1ca376
6. 0xeeed34a936056a24c9cd5f1c1abf76de18dce41fbf4092f4901d5f1591d0968c
7. 0x2d3998f0cf0cd9c900fa9ff57d14fe417e081b4691a2ac9df3a421c2d93ad87b
8. 0xdbebfc2897f30090dc21de4d4e47b60622f0d31fa70e54e6e3fbf1e7139b144c
9. 0xc565ceaa738c17497658042d06b5ba15081dc9f48ab888614ff1b059e9c4bf2c
10. 0x6d96b7791c0be0527d85af171e75f1166cc2497f7d18cb992d31138b7bdd235d
11. 0x2e25066af4f5a5dbd94f11f425e18ef66439772052e96134eed9b75fae658c7d
12. 0xbe5fee1429543a8ea2aacf3591e5b69c6a6b1568088eb7a4e6b02ded16c5d3e5
13. 0x98c0b976487311f03693fca7825f5f6e75a71ea33ac90caf33040d5eaa6d0b54
14. 0xe387a7d610f91d4dc112f2dbdf7ae32c4555f5da4c25c1a9a1310d0b74e80bbf
15. 0x60dd7fd8117cbf3b80707f722623736c8c2b5b56277e8e78c9f81ef2dab8deab
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af