← The evidence ledger
Evidence row 122398
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://tanod.dev/v1/useragent
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 1be80b559fa5554f616a6849f9029447528367082e6955b632394e518996178c
- Leaf
- 0x86a4c3b3b06420ac2012e81811edfda20f1da66f7ffb31994d7d5283928518ea
What was observed
{
"endpoints": [
[
"x402",
"https://tanod.dev/v1/useragent"
]
],
"name": "Tanod utilpeek",
"owner_address": "0x593857a4a4f619543ea12394137c3004ce841720",
"raw": {
"accepts": [
{
"amount": "1000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x593857A4a4F619543ea12394137C3004ce841720",
"scheme": "exact"
},
{
"amount": "1000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0x593857A4a4F619543ea12394137C3004ce841720",
"scheme": "exact"
}
],
"description": "utilpeek (Tanod) user agent: browser, OS and device from a User-Agent string, plus a bot heuristic.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"user_agent": "Mozilla/5.0 (iPhone; CPU iPhone OS 17_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Mobile/15E148 Safari/604.1"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"bot_reason": null,
"browser": {
"family": "Mobile Safari",
"major": "17",
"minor": "4",
"patch": null,
"version": "17.4"
},
"device": {
"brand": "Apple",
"family": "iPhone",
"model": "iPhone"
},
"is_bot": false,
"is_mobile": true,
"length": 135,
"note": "Parsed from the string the client sent; a User-Agent is self-reported and easy to fake. is_bot is a heuristic (declared crawlers, HTTP libraries, headless browsers).",
"os": {
"family": "iOS",
"major": "17",
"minor": "4",
"patch": null,
"version": "17.4"
},
"source": {
"library": "ua-parser 1.0.2",
"license": "Apache-2.0",
"regexes": "ua-parser-builtins 202610 (uap-core)",
"url": "https://github.com/ua-parser/uap-python"
}
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"user_agent": {
"description": "A User-Agent header value (1-1024 chars).",
"maxLength": 1024,
"minLength": 1,
"type": "string"
}
},
"required": [
"user_agent"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"bot_reason": {
"type": [
"string",
"null"
]
},
"browser": {
"properties": {
"family": {
"type": [
"string",
"null"
]
},
"major": {
"type": [
"string",
"null"
]
},
"minor": {
"type": [
"string",
"null"
]
},
"patch": {
"type": [
"string",
"null"
]
},
"version": {
"type": [
"string",
"null"
]
}
},
"required": [
"family",
"major",
"minor",
"patch",
"version"
],
"type": "object"
},
"device": {
"properties": {
"brand": {
"type": [
"string",
"null"
]
},
"family": {
"type": [
"string",
"null"
]
},
"model": {
"type": [
"string",
"null"
]
}
},
"required": [
"family",
"brand",
"model"
],
"type": "object"
},
"is_bot": {
"type": "boolean"
},
"is_mobile": {
"type": "boolean"
},
"length": {
"type": "integer"
},
"note": {
"type": "string"
},
"os": {
"properties": {
"family": {
"type": [
"string",
"null"
]
},
"major": {
"type": [
"string",
"null"
]
},
"minor": {
"type": [
"string",
"null"
]
},
"patch": {
"type": [
"string",
"null"
]
},
"version": {
"type": [
"string",
"null"
]
}
},
"required": [
"family",
"major",
"minor",
"patch",
"version"
],
"type": "object"
},
"source": {
"properties": {
"library": {
"type": "string"
},
"license": {
"type": "string"
},
"regexes": {
"type": "string"
},
"url": {
"type": "string"
}
},
"required": [
"library",
"regexes",
"license",
"url"
],
"type": "object"
}
},
"required": [
"browser",
"os",
"device",
"is_bot",
"bot_reason",
"is_mobile",
"length",
"source",
"note"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"builder-code": {
"info": {
"a": "bc_h7pxv14u"
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"additionalProperties": false,
"properties": {
"a": {
"description": "App builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"s": {
"description": "Service builder codes",
"items": {
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"maxItems": 11,
"type": "array"
},
"w": {
"description": "Wallet builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
}
},
"type": "object"
}
}
},
"iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791364949/bazaar-icons/d8143c9bc952f5cd.png",
"lastUpdated": "2026-10-09T03:34:28.934Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-09T03:34:28.541Z"
},
"resource": "https://tanod.dev/v1/useragent",
"serviceName": "Tanod utilpeek",
"tags": [
"utilpeek",
"fx-rates",
"qr-code",
"geocoding",
"holidays"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "utilpeek (Tanod) user agent: browser, OS and device from a User-Agent string, plus a bot heuristic."
}What the leaf hashes
{"body":"1be80b559fa5554f616a6849f9029447528367082e6955b632394e518996178c","id":122398,"kind":"listing","method":"baseline/1","observed_us":1793025621571663,"prev":null,"subject":"x402_bazaar:https://tanod.dev/v1/useragent","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).
- 0x86a4dc68bcc2a6dfa7e4c1b52de0a39c72d7e6ff01713b719f037a29bed0b583
- 0xbcfc07760222787fa203d2c09d3447dfb5f0866fadaba1bbdd1ee54141410673
- 0x3a36c67f4896b70b65c98384bd1a31f7d9383d204f7a10501333b6412342ce5f
- 0x1f72e13dee8625eac366d8862565b18d9db9b8cbee25314155cfbdb1e392eb04
- 0x71678154315c3d999fe5b45f5ae3c8d8623ee9786954a564a86b8158a3a5cbbb
- 0x5e4a162adba3d461f93339095c98d18b3f6242f23063ca40e4e0c3d7555e9dec
- 0x70d9805aa8500d14855c798141a2ee376f575260fc2fe64f656891f467d90579
- 0x949db1a8b9964d408c68cb69e85855521998624444fc22abd193443d9f004ade
- 0x4e48ce09ef3ec881658cd0b04646f20f7dbd2b88a35dc47c25308a93ce0d117d
- 0x464a6f6a01f016e42ea9df2dc09f4dea1acac51b03a73fd4d04a0d7b85f9f0e7
- 0xaa315896c61e14116f01ecf0dd5aec1ebbd01bc8562fed10b0a3e3dd6bce0924
- 0x099dd43573993f2a1bea674129b7ed050429a0ac76c3bfda8aaf82a3af126469
- 0x49d11be052a4c069b10250aaba214f566b3f2e5aaa7a98e82ccc6a71c0e801a0
- 0x78ac2b34737774659a6a411f4d10b8ba570d40699d9f277321c3a32ff03d1dc9
- 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
- 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae