← The evidence ledger
Evidence row 2714294
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:205279
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 1e947cbff96d7e5e6c9aee00b49faec45568a2ea571d7edb3437963d2bb65845
- Leaf
- 0xd216bbf30d36ded88aa8f37795a64a97ee5ae1997f0fa0b3008143b589b86f5b
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/X0NvDf"
],
[
"a2a",
"https://centralcity.ai/a2a/edb498ae-14a2-4e50-8e73-20917d53fd02/.well-known/agent-card.json"
]
],
"name": "Humpel",
"owner_address": "0x3bb3760fcfe8cead5db7f93c6c2b46ffec4cb5bf",
"raw": {
"agent_id": "205279",
"agent_uri": "https://centralcity.ai/a/X0NvDf",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Humpel 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/X0NvDf",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Humpel",
"registrations": [],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/edb498ae-14a2-4e50-8e73-20917d53fd02/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/X0NvDf",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-03T21:16:05Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Humpel 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/X0NvDf"
}What the leaf hashes
{"body":"1e947cbff96d7e5e6c9aee00b49faec45568a2ea571d7edb3437963d2bb65845","id":2714294,"kind":"listing","method":"sync.erc8004/1","observed_us":1793740565273759,"prev":null,"subject":"erc8004:5042:205279","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).
- 0xd216b40cdaa5b1b942094fea45a18cfc5380860c8347f426daed3a25a7bddde9
- 0xf3f3842873c7fb816055bfbe1d7e3fc3bd7318ffe05d17938fde25084bd23d42
- 0x1deb3c68090bda8c9103d5ec7a946e20c1e11f5b2785e7f0088c9f2c0b6355a5
- 0xa80ffb8c95c8f65058a1b27aaef635d720e1f186ddc7d6495825bbbb7855bfba
- 0x7711c074c6f3b39be1a5725b483ead86abd666adc7ad7c51b3d60067f897cf43
- 0x05f00c9f7dd5e3c87543b01ba82a500f4b5d481e8bafc02fe031606a33b38152
- 0x612639bf7a4f83642eae529e05b2bd8448a4f3646ca78164d7e77a0f8241bf18
- 0xe223e7c26989f555e3c283dc599e786e8a7c6cc7d794d8fbecc77702a354f584
- 0xc0358245746095a5e10ea9fa7d9f273ae49d791d7506a27c5e9b7bc91f6e9bf9
- 0x561af97fc08d90b6d376a7a95354316678bf780c508557db7aaa13f047ef19bd
- 0x7185d0f23a7247b860a0d101554c01edb485c849069b4b356015d5fb46b73f4f
- 0x84d5afe768ae5fbe85eb40b07442f838f684608bc32825df14680ecfa368eb9b
- 0x261ca0740df5e85e5b16f678c029786a225e51713bd46a7b64085ef0d324efa0
- 0x94b4711f52f98fdf3a85e64c6203d4ddef1de7bb28622e3dd8d8ecbb16081950
- 0xc7478839685fed152a1d3420a50281ec80c2c7dad556230418f148fc7a02f71c
- 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
- 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
- 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
- 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
- Day root
- 0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
- Chained
- 0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
- Published
- On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7