OT-2026-000004862
Publication integrity record
Porous face vacuum gripper, four zone face, two outlet manifold, plant vacuum fed, pressure verified
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-2026-000004862) never changes.
Identity and time
| Publication number | OT-2026-000004862 · never reused |
|---|---|
| Internal UUID | 01a0a925-b63c-7ed0-9d09-9b18c207d90a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:36:56.127559Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004862 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8615a19fe78c00c6d96138e29e40f3e5ec402cd271d5d0d5fe478d619ce89e7d |
|---|---|
| Markdown | fef7f88b4b437e8d8764e193b62373b71a6a81ee8d18c36f863497de1f3bfc91 |
| Publication page | dbbf0a6823dce0586a9b6299816b6ffdd248dd11d179eb24230d6c3690b76180 |
| Manifest | 8c70cda6636ef5b011be1b7521873e9b5161644bd24feb68cb6868b01fbae37e |
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 | OisNisgIlPv+LOsNiQs6ytTJx+v2QI6XBYmaICdE3GeFZX/3Js6h7YUzVnhLMho7BjBHK1D2HEG6vXy9k13EDw== |
| 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
| 2026-09-16T07:40:10.987024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004862observed dbbf0a6823dce0586a9b6299816b6ffd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:10.974776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004862/manifest.jsonobserved 8c70cda6636ef5b011be1b7521873e9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:10.961799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004862/publication.mdobserved fef7f88b4b437e8d8764e193b62373b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:10.947321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004862/publication.txtobserved 8615a19fe78c00c6d96138e29e40f3e5...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. |
|---|