OT-2026-000004828
Publication integrity record
Porous face vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, contact triggered
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-2026-000004828) never changes.
Identity and time
| Publication number | OT-2026-000004828 · never reused |
|---|---|
| Internal UUID | 01a0a924-9e1e-77f2-8c9c-69303ee2a380 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:35:44.417291Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004828 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6ebc16544ca210e16ed6902af2fe251f40d87c58de6e71231642ee1230163d93 |
|---|---|
| Markdown | 5381da7de19988792c109bbc61ffda8eb86766f0d8dcbc6f767657ad0b5f913f |
| Publication page | dead0570c6085080c41be10f21881d68b3965fea89d0476a886821f8b6d6274b |
| Manifest | 7c185904b4a905dc5b87db6d78cea05ff8834b146089c3547988e8fa8fa22950 |
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 | vS1p5TziBrJRCybweC8vanyZ9bzc8c84kQlkNNWKgE5QQfSOgZDabiiUWMfhN0smKJbRDDSL7K7gkf5DOMuaBQ== |
| 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
| 2026-09-16T07:40:14.660710Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004828observed dead0570c6085080c41be10f21881d68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:14.646894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004828/manifest.jsonobserved 7c185904b4a905dc5b87db6d78cea05f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:14.633873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004828/publication.mdobserved 5381da7de19988792c109bbc61ffda8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:14.620236Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004828/publication.txtobserved 6ebc16544ca210e16ed6902af2fe251f...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. |
|---|