← The evidence ledger
Evidence row 2202213
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://aviation-weather.x402tookit.com/sigmets
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- fa6c87285282f13f075bf553f7b58752eee77c27ac6e14da36e393a0976c6cff
- Leaf
- 0x0e252c486a5cd716fdc93e8796381a4c90277ea8d35a6475eb1c2290b46440a3
What was observed
{
"endpoints": [
[
"x402",
"https://aviation-weather.x402tookit.com/sigmets"
]
],
"name": "Aviation Weather",
"owner_address": "0xb531320805c5bed1d46aeadcf4f008fdf172dbda",
"raw": {
"accepts": [
{
"amount": "20000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
"transactionVersions": [
0
]
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
}
],
"description": "Active US SIGMETs and AIRMETs by hazard: convective, turbulence, icing, volcanic ash, with altitudes and validity.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"hazard": "CONVECTIVE"
},
"type": "http"
},
"output": {
"example": {
"active": 10,
"advisories": [
{
"altitudeHighFt": 34000,
"altitudeLowFt": null,
"hazard": "CONVECTIVE",
"movementDir": 230,
"movementKt": 30,
"severity": 5,
"text": "WSUS33 KKCI 110255 MKCW WST 110255 CONVECTIVE SIGMET 17W VALID UNTIL 0455Z MT WY UT ID FROM 70W BIL-50SW SHR-50SE MLD-20SE TWF-70W BIL AREA TS MOV FROM 23030KT. TOPS TO FL340. ",
"type": "SIGMET",
"validTo": "2026-10-11T04:55:00.000Z"
},
{
"altitudeHighFt": 30000,
"altitudeLowFt": null,
"hazard": "CONVECTIVE",
"movementDir": 230,
"movementKt": 25,
"severity": 5,
"text": "WSUS33 KKCI 110255 MKCW WST 110255 CONVECTIVE SIGMET 18W VALID UNTIL 0455Z CO UT FROM 40E CHE-20NNW RSK-60NNE TBC-30WSW HVE-60ENE MTU-40E CHE AREA EMBD TS MOV FROM 23025KT. TOPS TO FL300. ",
"type": "SIGMET",
"validTo": "2026-10-11T04:55:00.000Z"
}
],
"asOf": "2026-10-11T03:43:17.678Z",
"byHazard": {
"CONVECTIVE": 10
},
"degraded": false,
"disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
"notChecked": [
"international SIGMETs",
"pilot reports",
"…1 more"
],
"reasons": [
"SIGMETs warn of hazards significant to all aircraft; AIRMETs of lesser hazards. The feed covers the US only."
],
"sigmets": 10,
"source": "NWS Aviation Weather Center",
"sourceUrl": "https://aviationweather.gov/data/api",
"summary": "10 active advisory(ies) for CONVECTIVE: 10 CONVECTIVE; 10 SIGMET(s).",
"verdict": "SIGMETS_ACTIVE"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"hazard": {
"description": "Only this hazard: CONVECTIVE, TURB, ICE, IFR, MTN OBSCN, ASH",
"type": "string"
}
},
"required": [],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"active": {
"type": [
"null",
"number"
]
},
"advisories": {
"items": {
"properties": {
"altitudeHighFt": {
"type": [
"null",
"number"
]
},
"altitudeLowFt": {},
"hazard": {
"type": [
"null",
"string"
]
},
"movementDir": {
"type": [
"null",
"number"
]
},
"movementKt": {
"type": [
"null",
"number"
]
},
"severity": {
"type": [
"null",
"number"
]
},
"text": {
"type": [
"null",
"string"
]
},
"type": {
"type": [
"null",
"string"
]
},
"validTo": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": [
"array",
"null"
]
},
"asOf": {
"type": [
"null",
"string"
]
},
"byHazard": {
"properties": {
"CONVECTIVE": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"degraded": {
"type": [
"boolean",
"null"
]
},
"disclaimer": {
"type": [
"null",
"string"
]
},
"notChecked": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"reasons": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"sigmets": {
"type": [
"null",
"number"
]
},
"source": {
"type": [
"null",
"string"
]
},
"sourceUrl": {
"type": [
"null",
"string"
]
},
"summary": {
"type": [
"null",
"string"
]
},
"verdict": {
"type": [
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"string"
]
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-01T22:38:22.93Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-11-01T22:38:22.731Z"
},
"resource": "https://aviation-weather.x402tookit.com/sigmets",
"serviceName": "Aviation Weather",
"tags": [
"aviation",
"sigmet",
"hazards"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Active US SIGMETs and AIRMETs by hazard: convective, turbulence, icing, volcanic ash, with altitudes and validity."
}What the leaf hashes
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Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).
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- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af