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)
499ms
Uptime (30d)
100.0%
Reliability Score
95/100
Last Checked
2026-08-13 02:24:26
Last Healthy
2026-08-13 02:24:26
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Unknown asset
Facilitator
—
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-08-13 02:24:26 | healthy | 402 | 575ms | |
| 2026-08-12 23:44:07 | healthy | 402 | 693ms | |
| 2026-08-12 16:42:23 | healthy | 402 | 494ms | |
| 2026-08-12 10:02:05 | healthy | 402 | 727ms | |
| 2026-08-12 04:34:07 | healthy | 402 | 487ms | |
| 2026-08-12 01:55:38 | healthy | 402 | 481ms | |
| 2026-08-11 19:17:33 | healthy | 402 | 503ms | |
| 2026-08-11 15:45:25 | healthy | 402 | 487ms | |
| 2026-08-11 07:36:20 | healthy | 402 | 795ms | |
| 2026-08-11 05:42:55 | healthy | 402 | 512ms | |
| 2026-08-10 21:58:37 | healthy | 402 | 499ms | |
| 2026-08-10 19:08:27 | healthy | 402 | 488ms | |
| 2026-08-10 12:17:14 | healthy | 402 | 495ms | |
| 2026-08-10 08:13:20 | healthy | 402 | 484ms |