OT-2026-000005900
Publication integrity record
Porous face vacuum gripper, four zone face, per zone isolation, ejector 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-2026-000005900) never changes.
Identity and time
| Publication number | OT-2026-000005900 · never reused |
|---|---|
| Internal UUID | 01a0a948-96ff-771d-99ae-2b88a90c5faa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:15:01.890113Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005900 |
| Status | PUBLIC |
Content hashes
| Canonical text | d1cb3a8957fe72279a39f5276cddce61cb14810da473ec19e4c741f6ab7d97f2 |
|---|---|
| Markdown | 79c05c2478f13d9e411950939ac89674c33794d8eedbb2804de2edc45b750f08 |
| Publication page | 0d93fb28827aab0581ec466cc79d715120178e9dedc021873bd5c954c31ea9a2 |
| Manifest | 9b5cd494ac8651cdb2d80707b9df593fffb1a26478b29f8e3715cda698712b3b |
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 | EmZHSAkVnJysUe1THAZPOEs/osNiqR4BD+uD80PZ0cnvaj4ei1xqefW/AHRVoOLrdNJl3tb9VysljQBNFuvBDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:19.727646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005900observed 0d93fb28827aab0581ec466cc79d7151...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:19.714287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005900/manifest.jsonobserved 9b5cd494ac8651cdb2d80707b9df593f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:19.699947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005900/publication.mdobserved 79c05c2478f13d9e411950939ac89674...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:19.685826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005900/publication.txtobserved d1cb3a8957fe72279a39f5276cddce61...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. |
|---|