CertVera File Upload Timestamp
https://certvera.com/api/l402?action=l402_timestamp_uploadOverview
Timestamp a file on Bitcoin by uploading it directly. File is hashed server-side, stored on Google Cloud, and anchored via OP_RETURN. POST {action: l402_timestamp, file_data: <base64>, filename: <name>} to certvera.com/api/l402. 30,000 sats via L402 (includes 5,000 sat upload surcharge). Max 25 MB. Supports PDF, images, and documents.
Protocol
L402
Price
$21.00
Payment Asset
BTC
Payment Network
Lightning
Category
identity
Provider
Paul
Source
satring
Indexed
2026-03-17 18:59:38
Health
Status
degraded
Latency (p50)
488ms
Uptime (30d)
94.1%
Reliability Score
77.1/100
Last Checked
2026-05-14 07:11:34
Last Healthy
Never
Consecutive Failures
18
Macaroon Format
Format
Not yet detected
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-05-14 07:11:34 | degraded | 403 | 491ms | |
| 2026-05-13 23:58:20 | degraded | 403 | 521ms | |
| 2026-05-13 19:50:45 | degraded | 403 | 770ms | |
| 2026-05-13 16:14:21 | degraded | 403 | 484ms | |
| 2026-05-13 11:20:34 | degraded | 403 | 483ms | |
| 2026-05-13 09:03:13 | degraded | 403 | 486ms | |
| 2026-05-13 02:45:24 | timeout | — | — | timeout |
| 2026-05-12 22:54:28 | degraded | 403 | 495ms | |
| 2026-05-12 20:44:51 | degraded | 403 | 480ms | |
| 2026-05-12 14:52:52 | degraded | 403 | 489ms | |
| 2026-05-12 13:12:21 | degraded | 403 | 492ms | |
| 2026-05-12 08:36:06 | degraded | 403 | 488ms | |
| 2026-05-12 01:06:42 | degraded | 403 | 487ms | |
| 2026-05-11 23:33:56 | degraded | 403 | 491ms | |
| 2026-05-11 19:50:24 | degraded | 403 | 486ms | |
| 2026-05-11 13:17:28 | degraded | 403 | 488ms | |
| 2026-05-11 11:31:17 | degraded | 403 | 482ms |