OT-2026-000003638
Publication integrity record
Porous face vacuum gripper, two outlet manifold, ejector fed, pressure verified at each zone
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-2026-000003638) never changes.
Identity and time
| Publication number | OT-2026-000003638 · never reused |
|---|---|
| Internal UUID | 01a0a90a-9b33-71d1-a957-d37307af0422 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:19.733321Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003638 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2f363161561f2b6c5d4775123a1dcfaafe1ee319095514e0cf021d04ad6aef53 |
|---|---|
| Markdown | cd01254abf7a3971c5fc119b7edc0c3b77538ab9b3ed9a26f1fe843d9ace9bd6 |
| Publication page | 2cf51a582151d780abaae4b87ecde9f690b13305650e61245cbeb53089ff4b47 |
| Manifest | ce1662bffe6634baeccbd14df948f37fca142c22593af5e6dcdbe9fc3ae3e21d |
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 | 90I6CqBBnGpkAXdWNTMl++wdMnqpPkgvz2wojsivekIACrZANUId/7LjD6iGz+v1bN4LZiLggCVwr3QQWnOuDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T08:30:34.694883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003638observed 2cf51a582151d780abaae4b87ecde9f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:34.680905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003638/manifest.jsonobserved ce1662bffe6634baeccbd14df948f37f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:34.665128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003638/publication.mdobserved cd01254abf7a3971c5fc119b7edc0c3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:34.625843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003638/publication.txtobserved 2f363161561f2b6c5d4775123a1dcfaa...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. |
|---|