← The evidence ledger
Evidence row 842
Observed , by baseline/1.
- Kind
- listing
- About
- source_record agentic_market:api-checkpoint402-com
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 3d9af1d005752b3c68e4d420434ceeecc09744b2301b47232723977f0f0933e6
- Leaf
- 0xa64f0715cb0a088b3faeabc67bdad99be681520891f585455106d1a45cafadde
What was observed
{
"endpoints": [
[
"x402",
"https://api.checkpoint402.com/v1/company-events"
],
[
"x402",
"https://api.checkpoint402.com/v1/defi-yields"
],
[
"x402",
"https://api.checkpoint402.com/v1/new-tokens"
],
[
"x402",
"https://api.checkpoint402.com/v1/sanctions-screen"
],
[
"x402",
"https://api.checkpoint402.com/v1/token-check"
],
[
"x402",
"https://api.checkpoint402.com/v1/tx-explain"
]
],
"name": "api.checkpoint402.com",
"owner_address": null,
"raw": {
"caip2_networks": [
"eip155:8453"
],
"category": "",
"description": "",
"domain": "api.checkpoint402.com",
"endpoints": [
{
"description": "Latest SEC 8-K filings — market-wide within minutes of filing, or for one ticker — with each item code translated to plain English, high-impact events flagged (earnings, CEO changes, M&A, bankruptcy, cyber incidents) and AI summaries of the filing text.",
"method": "GET",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": true,
"group": "query",
"name": "highImpactOnly",
"required": false,
"type": "boolean"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": "5.02",
"group": "query",
"name": "item",
"required": false,
"type": "string"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": 10,
"group": "query",
"name": "limit",
"required": false,
"type": "number"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": "AAPL",
"group": "query",
"name": "ticker",
"required": false,
"type": "string"
}
],
"pricing": {
"amount": "0.1",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "1",
"l30DaysUniquePayers": "1"
},
"serviceName": "Checkpoint402 SEC 8-K Events",
"tags": [
"sec",
"8-k",
"stocks",
"corporate-events",
"filings"
],
"url": "https://api.checkpoint402.com/v1/company-events"
},
{
"description": "Top DeFi yields across 16k+ pools, filtered by asset, chain, minimum TVL and risk, each with a simple explained risk tier (outlier APY, thin TVL, reward-heavy, IL exposure). Data: DefiLlama.",
"method": "GET",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": "USDC",
"group": "query",
"name": "asset",
"required": false,
"type": "string"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": "Base",
"group": "query",
"name": "chain",
"required": false,
"type": "string"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": 10,
"group": "query",
"name": "limit",
"required": false,
"type": "number"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": "medium",
"group": "query",
"name": "maxRisk",
"required": false,
"type": "string"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": 1000000,
"group": "query",
"name": "minTvlUsd",
"required": false,
"type": "number"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": true,
"group": "query",
"name": "stablecoinOnly",
"required": false,
"type": "boolean"
}
],
"pricing": {
"amount": "0.05",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "3",
"l30DaysUniquePayers": "2"
},
"serviceName": "Checkpoint402 DeFi Yields",
"tags": [
"defi",
"yield",
"apy",
"stablecoin",
"risk"
],
"url": "https://api.checkpoint402.com/v1/defi-yields"
},
{
"description": "Newly launched token pools on Base, Ethereum or BSC, each with a 0-100 safety score and explicit red flags (honeypot, unverified code, mintable, owner powers, high tax, unlocked liquidity, whale concentration). Data: GeckoTerminal + GoPlus.",
"method": "GET",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": "base",
"group": "query",
"name": "chain",
"required": false,
"type": "string"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": 10,
"group": "query",
"name": "limit",
"required": false,
"type": "number"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": 50,
"group": "query",
"name": "minScore",
"required": false,
"type": "number"
}
],
"pricing": {
"amount": "0.1",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "1",
"l30DaysUniquePayers": "1"
},
"serviceName": "Checkpoint402 New Tokens",
"tags": [
"tokens",
"new-launches",
"security",
"honeypot",
"rug-check"
],
"url": "https://api.checkpoint402.com/v1/new-tokens"
},
{
"description": "Screens a person/company name (fuzzy, alias-aware) and/or a crypto wallet address against the US Treasury OFAC SDN list, refreshed twice daily, including the extended-remarks file where most sanctioned crypto addresses are listed.",
"method": "GET",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": "0x098B716B8Aaf21512996dC57EB0615e2383E2f96",
"group": "query",
"name": "address",
"required": false,
"type": "string"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": 5,
"group": "query",
"name": "limit",
"required": false,
"type": "number"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": "Lazarus Group",
"group": "query",
"name": "name",
"required": false,
"type": "string"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": 0.92,
"group": "query",
"name": "threshold",
"required": false,
"type": "number"
}
],
"pricing": {
"amount": "0.05",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "1",
"l30DaysUniquePayers": "1"
},
"serviceName": "Checkpoint402 OFAC Screening",
"tags": [
"sanctions",
"ofac",
"compliance",
"kyc",
"aml"
],
"url": "https://api.checkpoint402.com/v1/sanctions-screen"
},
{
"description": "Is this token a scam? Checks any token on Base, Ethereum or BSC and returns a 0-100 safety score, a verdict, red flags (honeypot, hidden fees, owner powers, unlocked liquidity, whale concentration, creator's past honeypots), good signs and a plain-English summary. Data: GoPlus + DexScreener.",
"method": "GET",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": "0x940181a94A35A4569E4529A3CDfB74e38FD98631",
"group": "query",
"name": "address",
"required": false,
"type": "string"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": "base",
"group": "query",
"name": "chain",
"required": false,
"type": "string"
}
],
"pricing": {
"amount": "0.02",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "1",
"l30DaysUniquePayers": "1"
},
"serviceName": "Checkpoint402 Token Check",
"tags": [
"tokens",
"security",
"honeypot",
"rug-check",
"scam-check"
],
"url": "https://api.checkpoint402.com/v1/token-check"
},
{
"description": "Explains any Base or Ethereum transaction in plain English: who sent what to whom, which tokens/NFTs moved, the function called, success/failure and fee — plus the structured decoded data.",
"method": "GET",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": "base",
"group": "query",
"name": "chain",
"required": false,
"type": "string"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": "0xcbb626797fd53a67c9342c1541bc5e56a447b77a3efe490b5d7b2876be3b7205",
"group": "query",
"name": "hash",
"required": false,
"type": "string"
}
],
"pricing": {
"amount": "0.03",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "4",
"l30DaysUniquePayers": "3"
},
"serviceName": "Checkpoint402 Tx Explainer",
"tags": [
"blockchain",
"transaction",
"explainer",
"base",
"ethereum"
],
"url": "https://api.checkpoint402.com/v1/tx-explain"
}
],
"enriched": false,
"iconUrl": "",
"id": "api-checkpoint402-com",
"integrationType": "",
"isNew": false,
"name": "api.checkpoint402.com",
"networks": [
"Base"
],
"priceSummary": {
"avgCostBasis": "exact",
"avgCostPerTransaction": "0.058333",
"currency": "USDC",
"maxAmount": "0.1",
"minAmount": "0.02"
},
"provider": "api.checkpoint402.com",
"providerUrl": "",
"serviceName": "Checkpoint402",
"tags": [
"sec",
"8-k",
"stocks",
"corporate-events",
"filings",
"defi",
"yield",
"apy",
"stablecoin",
"risk",
"tokens",
"new-launches",
"security",
"honeypot",
"rug-check",
"sanctions",
"ofac",
"compliance",
"kyc",
"aml",
"scam-check",
"blockchain",
"transaction",
"explainer",
"base",
"ethereum"
]
},
"source": "agentic_market",
"summary": ""
}What the leaf hashes
{"body":"3d9af1d005752b3c68e4d420434ceeecc09744b2301b47232723977f0f0933e6","id":842,"kind":"listing","method":"baseline/1","observed_us":1793025240568395,"prev":null,"subject":"agentic_market:api-checkpoint402-com","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).
- 0xa64ea7d2d2259f0ffd0789d64e7d09d4a74ae9b007515b83355cfc0bfa7f8342
- 0x7075363e2f5218b6141d91d497a0a78e610044acc1dbab30acb76f7399210c7b
- 0x7404bce2fc8c45a71a8c4ee54aa9f1693decbe7efed741de1bf322338ca57c2c
- 0x8da4d958fe1aaa023d64e26dfa6d3782d353e21e42be925f40790824f54c77ac
- 0x12de83256340bdafcce17cb090ca93bd9baa03689a33158a39d5e7d71dbde083
- 0x986a4c6ec9d4e97fb033cd3c03aba61351c159754653f7533671e2e94c673bf4
- 0xc724aa4c163082529b69445eec2ab95354f354c967e84fdc217e8e6cf212fd08
- 0x5b7e9c7537a60d387a7f36993aff903437d6e867580c636b2e8ca07e3d3c8beb
- 0x0f68c851b1cb79a5105a4fde13fb9158fc8cb576548b1b5c433d2f541ef01b9f
- 0x93c7b1ac8754236471980488e2ae86b7135fed175d7852bf9b8ef708900f060d
- 0xf9b4ada16aca6f9b63c09b94519008e1b94357a9d352c245023758b56b82d0b1
- 0x1e464fcb484a1e782f9fe44be5118a9de934eb533c96ba10fc7d20e3a3e4711c
- 0x292ebdce6b8d3d7ef08ad646a0fd97dee9313ab55c1a350807d9f3013794c37a
- 0x428106f4ae4ec142f17aebf6fa50935242f8d3f1c211cf95d6351d03d11da2b7
- 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
- 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae