← The evidence ledger
Evidence row 120097
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://saylorinnovations.com/api/kb/database-connection-exhaustion
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 047972190fd6a67f05c41b8f8532bd5711e2a69734d0be6e31074c60aa93b891
- Leaf
- 0xa3897307f6a2b36b8ea2d9659e0222c5d97bebd3ba1f5ea64c7442c8f3577134
What was observed
{
"endpoints": [
[
"x402",
"https://saylorinnovations.com/api/kb/database-connection-exhaustion"
]
],
"name": "Saylor Innovations Guide Library",
"owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"assetTransferMethod": "eip3009",
"facilitatorOnly": true,
"memo": "saylor:database-connection-exhau",
"name": "USD Coin",
"note": "Base settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:8453",
"payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"assetTransferMethod": "eip3009",
"facilitatorOnly": true,
"memo": "saylor:database-connection-exhau",
"name": "USD Coin",
"note": "Polygon settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:137",
"payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"assetTransferMethod": "eip3009",
"facilitatorOnly": true,
"memo": "saylor:database-connection-exhau",
"name": "USD Coin",
"note": "Arbitrum settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:42161",
"payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F",
"memo": "saylor:database-connection-exhau",
"reference": "sWtNKLXbPvn61MEKgLcXLtjo749zGocfTQ3Gnr1adAx",
"session": "eyJhcnRpY2xlSWQiOiJkYXRhYmFzZS1jb25uZWN0aW9uLWV4aGF1c3Rpb24iLCJyZWZlcmVuY2UiOiJzV3ROS0xYYlB2bjYxTUVLZ0xjWEx0am83NDl6R29jZlRRM0ducjFhZEF4IiwicmVjaXBpZW50IjoiN0xTamZySmY4Zk5zQjhWQTl1N04zV0VuMjVzbVFMcG9iM1N2eVV2WGFjeTciLCJtaW50IjoiRVBqRldkZDVBdWZxU1NxZU0ycU4xeHp5YmFwQzhHNHdFR0drWnd5VER0MXYiLCJtaW5BbW91bnQiOjEwMDAwLCJleHAiOjE3OTI0NjE3NTcxNjh9.g5v2yC_32X0Kdkh1jOZFKW0pVEmlr_Ob_-dgsb5qaeY"
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
"extra": {
"feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F",
"memo": "saylor:database-connection-exhau",
"reference": "4he3y7SLhCEgrbYwYanVgxxtFuezFidvnoeNP11rMPHT",
"session": "eyJhcnRpY2xlSWQiOiJkYXRhYmFzZS1jb25uZWN0aW9uLWV4aGF1c3Rpb24iLCJyZWZlcmVuY2UiOiI0aGUzeTdTTGhDRWdyYll3WWFuVmd4eHRGdWV6Rmlkdm5vZU5QMTFyTVBIVCIsInJlY2lwaWVudCI6IjdMU2pmckpmOGZOc0I4VkE5dTdOM1dFbjI1c21RTHBvYjNTdnlVdlhhY3k3IiwibWludCI6IkVzOXZNRnJ6YUNFUm1KZnJGNEgyRllENEtDb05rWTExTWNDZThCZW53TllCIiwibWluQW1vdW50IjoxMDAwMCwiZXhwIjoxNzkyNDYxNzU3MTY4fQ.GRiOwZTVP0gk4vHGtV8cvzZp-wG-Qhs1htACmfYvyzI"
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
"scheme": "exact"
},
{
"amount": "92644",
"asset": "So11111111111111111111111111111111111111112",
"extra": {
"memo": "saylor:database-connection-exhau",
"native": true,
"note": "Native SOL: send lamports with a system transfer, not an SPL transfer. Price is quoted live and this quote expires in 120s.",
"quotedLamports": "95510",
"reference": "CNrBpJPdAzFwWxeDkJENxNdwuuPUJanhdfMz3aHamX8W",
"session": "eyJhcnRpY2xlSWQiOiJkYXRhYmFzZS1jb25uZWN0aW9uLWV4aGF1c3Rpb24iLCJyZWZlcmVuY2UiOiJDTnJCcEpQZEF6RndXeGVEa0pFTnhOZHd1dVBVSmFuaGRmTXozYUhhbVg4VyIsInJlY2lwaWVudCI6IjdMU2pmckpmOGZOc0I4VkE5dTdOM1dFbjI1c21RTHBvYjNTdnlVdlhhY3k3IiwibWludCI6bnVsbCwibWluQW1vdW50Ijo5MjY0NCwiZXhwIjoxNzkyNDYxNzU3MzI3fQ._GdGioMsUnM6I6hvtAtiPdHzzR--Wj-AMmheUpxYxv4",
"solUsdPrice": 104.7
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
"scheme": "exact"
}
],
"description": "Database Connection Exhaustion. A connection-budget model and recovery runbook that identifies who holds connections and why, protects administrative access, bounds application pools, cancels safely, and proves recovery without hiding the underlying workload defect.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"type": "http"
},
"output": {
"example": {
"body": "A connection-budget model and recovery runbook that identifies who holds connections and why, protects administrative access, bounds application pools, cancels safely, and proves recovery without hiding the underlying workload defect.",
"c": "Self-Hosting & Infra",
"id": "database-connection-exhaustion",
"t": "Database Connection Exhaustion"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"body": {
"description": "Main body text",
"type": "string"
},
"c": {
"description": "Category of the guide",
"type": "string"
},
"id": {
"description": "Identifier of the record",
"type": "string"
},
"license": {
"description": "License identifier",
"type": "string"
},
"price": {
"description": "Price",
"type": [
"number",
"null"
]
},
"t": {
"description": "Title of the guide",
"type": "string"
}
},
"required": [
"id",
"t",
"c",
"body"
],
"type": "object"
},
"type": {
"const": "json",
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1790235422/bazaar-icons/bc5e2b3d111ebbef.jpg",
"lastUpdated": "2026-10-20T02:00:37.371Z",
"quality": {
"l30DaysTotalCalls": 4,
"l30DaysUniquePayers": 3,
"lastCalledAt": "2026-10-20T02:00:36.764Z"
},
"resource": "https://saylorinnovations.com/api/kb/database-connection-exhaustion",
"serviceName": "Saylor Innovations Guide Library",
"tags": [
"database",
"connection-pool",
"exhaustion"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Database Connection Exhaustion. A connection-budget model and recovery runbook that identifies who holds connections and why, protects administrative access, bounds application pools, cancels safely, and proves recovery without hiding the underlying workload defect."
}What the leaf hashes
{"body":"047972190fd6a67f05c41b8f8532bd5711e2a69734d0be6e31074c60aa93b891","id":120097,"kind":"listing","method":"baseline/1","observed_us":1793025617231916,"prev":null,"subject":"x402_bazaar:https://saylorinnovations.com/api/kb/database-connection-exhaustion","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).
- 0xa389720f81cf9875d7628909e3c675ec7197c90a286e0cf3638ca1638b94f098
- 0x316449f261704d42669d94a3a777b7c7b90d992c89999c0a10e005ee3fbfba34
- 0xa032c0edbecd4c277677a313630248d20f3bbf25ebe142bb00828ba01d283348
- 0x27d8cfa4f68cedcede23be2dbbd14c5470134654ba7773c6882ae47fc794a1b2
- 0xf1fb3afebc76709ac40deae519a1cc7772f5f19760ce40a6d4115e2d40c374d7
- 0xd2c4440c8f51a6bb3f7b2f342860050d6dd3c9a2082d96293dc50269ca8831d9
- 0xc773931e4b2e393a56853f26c86044b6dcdc2a015715e319a9c03575cdfa82d5
- 0x4a2dca25f350e7dda310d606117ef4a4378aa511406e32a7c75d9e4ac5fb4282
- 0x7669bf7267794b47cf2b8311fbdc9ed0b8e4d496ed021df4f3e43f25125a5e13
- 0xbf9e8e8193260b284eff6ae5de9bd74a29a95af639484d57bcbf0408a7dd8030
- 0xf02ec0f13d875e636ca9d24097cc2a185cdb09429c8c4ade598b8089f42bb140
- 0x19537c574979327583a539261287714af2eee831125de819abab0f155acd3a75
- 0xc34c13c58ba9c342ea1b833ac1882a4aea22777c4fd1092b2f83d3bac6b9f845
- 0x428106f4ae4ec142f17aebf6fa50935242f8d3f1c211cf95d6351d03d11da2b7
- 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
- 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae