← The evidence ledger
Evidence row 3969756
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://tanod.dev/v1/useragent
- Recorded
- Previous row
- #122398
- Body SHA-256
- 11ba9869589e9b64f9c18f0344598f57964d267538b918a9ea3cbdbd50d958a6
- Leaf
- 0xfeb14f9484470a4fca6f9326251b6fc23f65f111fcbc56a0874d404f6fc3510f
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": 1,
"l30DaysUniquePayers": 1,
"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":"11ba9869589e9b64f9c18f0344598f57964d267538b918a9ea3cbdbd50d958a6","id":3969756,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1794083588617035,"prev":122398,"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 (195826 rows).
- 0xfeb122971d7a278173eb05260c1486ada64d6c1231a630fb8f6e8c0b6cdb3537
- 0x5ca2f45ac6635df2181efb38d885cf7c151312162704f38b1eb3c20757b20800
- 0x5e56ebed273198455eb06f64c961bbe7606de346e91315fe474334fb541fdcff
- 0x8322dcbbd6ea903612095b2c5c1eb283a5f9079ff0124fadc6e41d322afbc9c0
- 0x538ccd6adf4b6213b9a6dee9a84abc07ecdb37a81ddbc1084ea72a706240029c
- 0x21ced469b074f113c354eca4b469d681d13538de7c497ad9d03f105782b6f417
- 0xea2306b6727b4765dc7c43d46cdd08b69eb37d7da02612e74a39ff9b29a94dff
- 0x5ff5dbc6bf70b4c0dbf898b11400380cc0e631fc6045aaa47ca88c12e1d35995
- 0xb3f5d6b19080a83977e1038d51660df6fb79b15149fdbb89b96a3d8e2d5077ff
- 0xf17de8b00acd0ea6d08685198455e136af37e46cdac81982bc4629b4af9b2ff2
- 0x92e0c301383ceac58ed15367b5390cd8989050cb864378befbd9d54090e7e560
- 0xda25430c2f3d69379bd02ba67d3fbdcd81dc411b23353fc04cff24decbd35a41
- 0x9b2f897a7c7df5caf571ae836357f1a799a3231d5d70ab0cda89db6e4f10d727
- 0x2f1bda65dd8929924c1dad6e9e29ab36a1b8cb4eed65c97434b87bf8d5cca017
- 0xb6dc07358d0932b83c713d4c82df6764849db6e58ee1c7cbc06d03f381a6b36b
- 0xbb3be27e5da5ccad91ce4674c6eac53275c0832f3885b89533d2be65d38f2fc6
- 0x9ea7c2ecc6985da4b761b0f9096b7858b3ac8e3e47717c3840537fb2ff31c6df
- Day root
- 0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d
- Chained
- 0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb
- Published
- On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa