OT-2026-000000487
Publication integrity record
Pre-singulated metal card template for accelerated singulation and waste reduction
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000000487) never changes.
Identity and time
| Publication number | OT-2026-000000487 · never reused |
|---|---|
| Internal UUID | 01a0a673-6cb5-74e9-9a30-c5d327405e05 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:02:57.461501Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000000487 |
| Status | PUBLIC |
Content hashes
| Canonical text | 08208a8da98fbb0bdcb45c0e83413dc2a076e14424cf70de02ab99b4abef0920 |
|---|---|
| Markdown | fd8890cbe2feb8231402c48e517a0b4aa580675be661eeb5e6ff0e9e4d9e788d |
| Publication page | 3b809264bf1cefa279778a0102f7dc497f75470d25ff113356880edcbd8d6c71 |
| Manifest | 28589a29df46a80eb403a85c5fe076019b775804732786f64f786dc8ce65eb30 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | v/e8Qn2xJv2aKUaXfXj6P4DLF9+vCTbo5cuJinbqYE36g6s6OvSLgTh9lhFXYna92J99NIOaKbtz/9nnDQZ9DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-15T19:07:03Z batch OT-TS-2026-W38-001 · RFC 3161 token · inclusion proof root 6369baadb1a246009d149835804d20ba... |
|---|
Independent retrieval
| 2026-09-15T20:50:03.823894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000487observed 3b809264bf1cefa279778a0102f7dc49...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-15T20:50:03.791627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000487/manifest.jsonobserved 28589a29df46a80eb403a85c5fe07601...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:50:03.771916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000487/publication.txtobserved 08208a8da98fbb0bdcb45c0e83413dc2...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|