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)
546ms
Uptime (30d)
100.0%
Reliability Score
90/100
Last Checked
2026-06-28 22:55:17
Last Healthy
2026-06-28 22:55:17
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
—
Facilitator
—
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-06-28 22:55:17 | healthy | 402 | 546ms | |
| 2026-06-28 19:04:52 | healthy | 402 | 503ms | |
| 2026-06-28 13:30:39 | healthy | 402 | 546ms | |
| 2026-06-28 09:25:52 | healthy | 402 | 1110ms | |
| 2026-06-27 11:16:38 | healthy | 402 | 205ms |