← The evidence ledger
Evidence row 3765642
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://agent402.tools/api/skill/content-grade
- Recorded
- Previous row
- #526508
- Body SHA-256
- 075b9b852339534f458a72bbb7257eff196907abd2838a34935ad9546e1d4d5c
- Leaf
- 0xf0c0ba969b0b59c78a9afb301efafbc3602fb54ce9f42f03837b949d864867a9
What was observed
{
"endpoints": [
[
"x402",
"https://agent402.tools/api/skill/content-grade"
]
],
"name": "Skill: Content grade",
"owner_address": "0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0",
"raw": {
"accepts": [
{
"amount": "12000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"outputSchema": {
"properties": {
"args": {
"properties": {
"url": {
"type": "string"
}
},
"type": "object"
},
"pack": {
"type": "string"
},
"steps": {
"items": {
"properties": {
"ok": {
"type": "boolean"
},
"result": {
"type": "object"
},
"slug": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
},
"summary": {
"type": "string"
}
},
"required": [
"pack",
"args",
"steps",
"summary"
],
"type": "object"
},
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "12000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "12000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "12000",
"asset": "0x754704Bc059F8C67012fEd69BC8A327a5aafb603",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:143",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "12000",
"asset": "0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:43114",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "12000",
"asset": "0xe15fC38F6D8c56aF07bbCBe3BAf5708A2Bf42392",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:1329",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "13000",
"asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:10",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "12000",
"asset": "0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168",
"extra": {
"name": "Global Dollar",
"version": "1"
},
"maxTimeoutSeconds": 300,
"network": "eip155:4663",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "12000",
"asset": "0xcebA9300f2b948710d2653dD7B07f33A8B32118C",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42220",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "12000",
"asset": "0x3600000000000000000000000000000000000000",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:5042",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "12000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"assetTransferMethod": "permit2",
"facilitatorAddress": "0x14fDa13953Fc30428938E6BF950d036e77214e52",
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "upto"
},
{
"amount": "12000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP"
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "J7aN3PLJnTCF5qpEnvJHJsnCjcGuqC2rYtEM8Gv3xwg",
"scheme": "exact"
},
{
"amount": "120000",
"asset": "CCW67TSZV3SSS2HXMBQ5JFGCKJNXKZM7UQUWUZPUTHXSTZLEO7SJMI75",
"extra": {
"areFeesSponsored": true
},
"maxTimeoutSeconds": 300,
"network": "stellar:pubnet",
"payTo": "GDNJXCKW7ZM7GEEVP674TWPU26YJNBQ2FI4ZIPRKTPTNUEJMDHFJWWRL",
"scheme": "exact"
},
{
"amount": "12000",
"asset": "31566704",
"extra": {
"feePayer": "ZMFK2OI7ZBD2U27ISERZC4S6LKM6WMFJPZQ4MYNJDZ2VNBNMBA67RA22AA",
"tag": "x402-global-challenge"
},
"maxTimeoutSeconds": 300,
"network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
"payTo": "C7IIHG7SPLPZ5H7ZT6HW3UV2OQMQQE6Y2HBNGZXSLRJULE42BEE2OY2XIE",
"scheme": "exact"
},
{
"amount": "12000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:8453",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "12000",
"asset": "0x3600000000000000000000000000000000000000",
"extra": {
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:5042",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
}
],
"description": "Grade a page's content quality - extract the readable content then analyze keyword density. Content grade skill pack: one x402 payment runs 3 underlying tools (extract, keywords, readability-score); partial-success per step.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"url": "https://agent402.tools/docs"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"args": {
"url": "https://agent402.tools/docs"
},
"pack": "content-grade",
"steps": [
{
"ok": true,
"result": {},
"slug": "extract"
},
{
"ok": true,
"result": {},
"slug": "keywords"
},
{
"ok": true,
"result": {},
"slug": "readability-score"
}
],
"summary": "3/3 steps succeeded"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"url": {
"description": "URL of the page to grade",
"type": "string"
}
},
"required": [
"url"
]
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"args": {
"properties": {
"url": {
"type": "string"
}
},
"type": "object"
},
"pack": {
"type": "string"
},
"steps": {
"items": {
"properties": {
"ok": {
"type": "boolean"
},
"result": {
"type": "object"
},
"slug": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
},
"summary": {
"type": "string"
}
},
"required": [
"pack",
"args",
"steps",
"summary"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"builder-code": {
"info": {
"a": "bc_b4aw4uzd"
},
"schema": {
"$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}$",
"type": "string"
}
},
"type": "object"
}
},
"payment-identifier": {
"info": {
"required": false
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"id": {
"maxLength": 128,
"minLength": 16,
"pattern": "^[a-zA-Z0-9_-]+$",
"type": "string"
},
"required": {
"type": "boolean"
}
},
"required": [
"required"
],
"type": "object"
}
}
},
"iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1788138502/bazaar-icons/478aced8e219894c.png",
"lastUpdated": "2026-10-27T11:41:44.564Z",
"quality": {
"l30DaysTotalCalls": 9,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-27T11:41:44.365Z"
},
"resource": "https://agent402.tools/api/skill/content-grade",
"serviceName": "Skill: Content grade",
"tags": [
"skill-pack",
"workflow",
"content-grade",
"agents",
"x402"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Grade a page's content quality - extract the readable content then analyze keyword density. Content grade skill pack: one x402 payment runs 3 underlying tools (extract, keywords, readability-score); partial-success per step."
}What the leaf hashes
{"body":"075b9b852339534f458a72bbb7257eff196907abd2838a34935ad9546e1d4d5c","id":3765642,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793996664263737,"prev":526508,"subject":"x402_bazaar:https://agent402.tools/api/skill/content-grade","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (303443 rows).
- 0xf0c0bcde835f7400c56ad82d362c557685af6d98b69990c7fa50be7b1ebaeaf5
- 0xb6d9242e102b74b818d74b4b12c3a1e9311902a429184917086da8bc39ca3659
- 0xc7352f023a6c4577a9ecba405ccb8f465d941068cc48ad068e3acfa22b518a85
- 0x0a2141a22bb5e64050afb68eaa9ee9856d3dae8711c75838f9539210c66f7738
- 0xbd3cc2429d0baaa27a2885e43ebdeedac57031c4fcf8751217137faa7ab55798
- 0x71b68204363d2a004ffa9c534fee07665ee57dc862169157b4cb982a9ca5e117
- 0x5f18fbb9f577fbb09fb65f3a1a39668ab3c3191d333627069581231244fcebca
- 0xe008d2cc887f97f602ec4306dd5d5f8e0d04ac941e1421be2b9cec50e4efe9c8
- 0x32d611a90a6656d538c8609e922ea1d9b66fbad55f9ce9e9c36b8da3af9e41a2
- 0xd6bcde4e394c366b46e9052adddfe7f28b904fd51420382ad0804af2bd7234fe
- 0x33aac337f98b21ac76c1b9cf31cc3aa29ac8b74282e3c3d3b6d8ba10ec970611
- 0xadfab58f7037dc0aedca674bf6f743f7f57c4fb13d2d5c6b7e127190adad84fb
- 0x01f90ea19b7200bdba2caedf2dec15b8b4dfb3351cf20fe52122eef24495b1d5
- 0xf0c5ed643551a46e0398fabe9b2a3859cac500bdf092518c6acdd82ca64ce794
- 0x0bc8160b8c94aae791142fc9caa83c153cc73b339512089ee494d4e8e7094abe
- 0x04c1c4929933bae20304ac32084d4b93dcac07567f68e828ac93bbc39eb4614c
- 0x0ab273486ad4e41bf08c741b20b2ee12e0fc87eaa429a5467c58fd3be34409b9
- Day root
- 0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f
- Chained
- 0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3
- Published
- On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1