SettlementWitness — Verifiable Agent Settlement Layer (Solana)
https://defaultverifier.com/x402/settlement-witness-solanaOverview
SettlementWitness is a settlement verification layer for agent commerce that produces cryptographically signed SAR (Settlement Attestation Receipt) records. It evaluates whether delivered output matches the requested specification and returns a portable, verifiable receipt that can be independently validated, including offline. Designed for payment, completion, and reputation flows across agent ecosystems.
Protocol
x402 (POST)
Price
$0.0000
Payment Asset
USDC
Payment Network
Solana
Category
commerce/settlement
Provider
DefaultVerifier
Source
self-registered
Indexed
2026-03-22 17:58:32
Health
Status
healthy
Latency (p50)
542ms
Uptime (30d)
100.0%
Reliability Score
90/100
Last Checked
2026-05-10 18:57:16
Last Healthy
2026-05-10 18:57:16
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
—
Facilitator
—
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-05-10 18:57:16 | healthy | 402 | 486ms | |
| 2026-05-10 13:11:01 | healthy | 402 | 503ms | |
| 2026-05-10 08:44:40 | healthy | 402 | 549ms | |
| 2026-05-10 05:47:15 | healthy | 402 | 562ms | |
| 2026-05-10 03:21:08 | healthy | 402 | 545ms | |
| 2026-05-09 23:16:56 | healthy | 402 | 542ms | |
| 2026-05-09 19:44:44 | healthy | 402 | 548ms | |
| 2026-05-09 14:21:34 | healthy | 402 | 588ms | |
| 2026-05-09 11:28:28 | healthy | 402 | 557ms | |
| 2026-05-09 08:27:57 | healthy | 402 | 533ms | |
| 2026-05-09 03:05:20 | healthy | 402 | 550ms | |
| 2026-05-08 23:13:33 | healthy | 402 | 544ms | |
| 2026-05-08 19:00:01 | healthy | 402 | 543ms | |
| 2026-05-08 13:43:10 | healthy | 402 | 505ms | |
| 2026-05-08 11:50:02 | healthy | 402 | 496ms | |
| 2026-05-08 07:13:53 | healthy | 402 | 510ms | |
| 2026-05-08 05:08:20 | healthy | 402 | 497ms | |
| 2026-05-07 23:12:40 | healthy | 402 | 536ms | |
| 2026-05-07 20:18:10 | healthy | 402 | 512ms |