OT-2026-000005020
Publication integrity record
Vacuum cup gripper, four zone face, ejector fed, contact triggered on the face
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-2026-000005020) never changes.
Identity and time
| Publication number | OT-2026-000005020 · never reused |
|---|---|
| Internal UUID | 01a0a92b-4170-7d1e-a896-1402af147d63 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:42:59.443599Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005020 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec8d4127ba137e2f47b75c27a2df752c0d8e20da3f29014e1d3f6828885c97dd |
|---|---|
| Markdown | 8e976cc6bf04c05e4643b80e7d7955a4b7beeaf5c1467f1e98f0ccaf1ae234c9 |
| Publication page | 5989ff2a9f6cb8d2a2411daa79fa523e7892f7829c68a4288f11c87c791e959d |
| Manifest | 4eebe6b938b955273a3c854a3a31b5e6e962e3ff6cac76c4fffa2eb2b5e44661 |
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 | DNPI2aCHhI9LXJ4YxknTCOqtgrWAFzuXwiOpdeBE49RTNBmJaZF+3OHmKA+H2sPO8dUomrMiRSuLq1bmXTcLCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:50:24.190496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005020observed 5989ff2a9f6cb8d2a2411daa79fa523e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:24.175833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005020/manifest.jsonobserved 4eebe6b938b955273a3c854a3a31b5e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:24.163166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005020/publication.mdobserved 8e976cc6bf04c05e4643b80e7d7955a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:24.149964Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005020/publication.txtobserved ec8d4127ba137e2f47b75c27a2df752c...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|