← The evidence ledger
Evidence row 69594
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://api.vextorium.com/co2-atmosferico-pago
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 23004a7c782638bcb19254fd6c2cab495ff083289956d814d332089db2b4c567
- Leaf
- 0x9c5380a89cf54c2a9bcfb1a9522f86a3889ffe758eca71b3818fdf9f6f9d199f
What was observed
{
"endpoints": [
[
"x402",
"https://api.vextorium.com/co2-atmosferico-pago"
]
],
"name": "Atmospheric CO2 | Vextorium",
"owner_address": "0xb9f06d2734b7e9d7b21b64c4d8b95bd774b71acf",
"raw": {
"accepts": [
{
"amount": "3000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
"scheme": "exact"
},
{
"amount": "3000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "HcjfmZLgWRZzwj4deEiS7pewc4KBYSw39mW5nTyt3pz2",
"scheme": "exact"
},
{
"amount": "0.003",
"asset": "524C555344000000000000000000000000000000",
"extra": {
"areFeesSponsored": false,
"invoiceId": "B91FC5B5E47242458A5BE00E9AD9421A",
"issuer": "rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De",
"sourceTag": 804681468
},
"maxTimeoutSeconds": 300,
"network": "xrpl:0",
"payTo": "rEac5rTEr7y81iEyrMTrHCRbnktSE2pNCp",
"scheme": "exact"
},
{
"amount": "2310",
"asset": "XRP",
"extra": {
"areFeesSponsored": false,
"invoiceId": "E3C93F974516418C8ACA66CFF9BD36BE",
"sourceTag": 804681468
},
"maxTimeoutSeconds": 300,
"network": "xrpl:0",
"payTo": "rEac5rTEr7y81iEyrMTrHCRbnktSE2pNCp",
"scheme": "exact"
},
{
"amount": "3000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
"scheme": "exact"
},
{
"amount": "3000",
"asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
"extra": {
"assets": [
{
"address": "0x0b2c639c533813f4aa9d7837caf62653d097ff85",
"authorizationVersions": [
"1",
"2"
],
"decimals": 6,
"symbol": "USDC"
}
],
"minValiditySeconds": 604800,
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:10",
"payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
"scheme": "exact"
},
{
"amount": "3000",
"asset": "0x3600000000000000000000000000000000000000",
"extra": {
"assets": [
{
"address": "0x3600000000000000000000000000000000000000",
"authorizationVersions": [
"1",
"2"
],
"decimals": 6,
"symbol": "USDC"
},
{
"address": "0x171a4217b86a807a64eb94757db6849fb4bdbaa0",
"authorizationVersions": [
"2"
],
"decimals": 8,
"symbol": "cirBTC"
},
{
"address": "0xbef5f6d51cb62b58e6a8f77868681825c6fe21c1",
"authorizationVersions": [
"2"
],
"decimals": 6,
"symbol": "EURC"
}
],
"minValiditySeconds": 604800,
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:5042",
"payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
"scheme": "exact"
}
],
"description": "Atmospheric CO2 concentration measured at Mauna Loa (NOAA): latest monthly ppm, yearly change, comparison with 10 years ago and with 1958, and the recent series.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"meses": 3
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"cambio_anual_ppm": 2.07,
"fuente": "NOAA Global Monitoring Laboratory, Mauna Loa (dominio público)",
"hace_10_años_ppm": 402.45,
"primer_registro": {
"periodo": "1958-03",
"ppm": 315.71
},
"serie": [
{
"periodo": "2026-06",
"ppm": 431.43
},
{
"periodo": "2026-07",
"ppm": 429.13
}
],
"ultimo": {
"desestacionalizado_ppm": 429.51,
"periodo": "2026-08",
"ppm": 427.55
}
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"meses": {
"type": "integer"
}
},
"required": []
},
"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": {
"cambio_anual_ppm": {
"type": [
"number",
"null"
]
},
"fuente": {
"type": [
"string",
"null"
]
},
"hace_10_años_ppm": {
"type": [
"number",
"null"
]
},
"primer_registro": {
"properties": {
"periodo": {
"type": [
"string",
"null"
]
},
"ppm": {
"type": [
"number",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"serie": {
"items": {
"properties": {
"periodo": {
"type": [
"string",
"null"
]
},
"ppm": {
"type": [
"number",
"null"
]
}
},
"type": [
"null",
"object"
]
},
"type": [
"array",
"null"
]
},
"ultimo": {
"properties": {
"desestacionalizado_ppm": {
"type": [
"number",
"null"
]
},
"periodo": {
"type": [
"string",
"null"
]
},
"ppm": {
"type": [
"number",
"null"
]
}
},
"type": [
"object",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-24T09:54:52.795Z",
"quality": {
"l30DaysTotalCalls": 5,
"l30DaysUniquePayers": 3,
"lastCalledAt": "2026-10-24T09:54:52.32Z"
},
"resource": "https://api.vextorium.com/co2-atmosferico-pago",
"serviceName": "Atmospheric CO2 | Vextorium",
"tags": [
"climate",
"co2",
"emissions",
"noaa",
"environment"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Atmospheric CO2 concentration measured at Mauna Loa (NOAA): latest monthly ppm, yearly change, comparison with 10 years ago and with 1958, and the recent series."
}What the leaf hashes
{"body":"23004a7c782638bcb19254fd6c2cab495ff083289956d814d332089db2b4c567","id":69594,"kind":"listing","method":"baseline/1","observed_us":1793025478642753,"prev":null,"subject":"x402_bazaar:https://api.vextorium.com/co2-atmosferico-pago","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).
- 0x9c5356e86dec968519946a13bb3f8997ff96ea9655b96b43b7bd2865c4ae557d
- 0x9f967474abfb49b50e511485217b1313f99f8685fbabdec3075349a8e09a547c
- 0x08928d5339ef5c5b7e2628a93162e7df7c37bb338ce950e4110cb6ffbf3f4a7b
- 0x57b30dc79872aba1e9a7634166cfa1f7137a10020d7c9b68b70363ef82f19f73
- 0x1872ec1ca6824c205c9317d2e9272cb403dbec5e4e700459755cca3513ab5390
- 0x33b2b57d70a74149d4112eea3bef81e1546ae8b84c6d02a2b7e874ebfbc7f66c
- 0x0067880f7e5d77650c881c7da80ce4942d859337941742c09d27694dbf9945c7
- 0x57176740a7d0a469a87c37ea92976b38af7b250f6e14da7e1c1168155ce911fe
- 0x34ef2c0fe0b5aa2ff1eb1e0f03fdcd926a23fe6f8a178fe7f87845cae93e1bc3
- 0x55e392a749fe8acd3deb4f8eae19501f1e043191c02fc18a1fab5caabf05c0dd
- 0x4a4b7460b27353d096fad8c7820603e2d212a25fa0e24fdd0b1ce11cd6ca098c
- 0xd253212b3d5f7245423cc951067880bc2069b90eeee521363fcee13ebbd606ae
- 0x99a4e0f8b23989f58b564c1b6e419578b4388f6e0dbf6e50177c1bd476302d0e
- 0x6713795704ddd9c528d421fadd9cc96b0200a4ddbba84f88e718d4968dde888b
- 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
- 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae