OT-2026-000003777
Publication integrity record
Vacuum cup gripper, two zone face, common isolation valve, pump fed
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-2026-000003777) never changes.
Identity and time
| Publication number | OT-2026-000003777 · never reused |
|---|---|
| Internal UUID | 01a0a90b-07db-7e8b-b4f7-24870004169e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:47.550004Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003777 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d55cc2357b4de4c99e48189f0e419c0a0293586b9e89a87dc16edda86601fa4 |
|---|---|
| Markdown | e2ee8b1cf9f7857a6bfe62608d22d06d515e8aa504845340d913cfa9e9b3e0cd |
| Publication page | 9ce705e043748a4497233af4351584742bbfa51d9c0fc1bab72259d5f612615d |
| Manifest | 5fd28c55883b70c7d1dad372ee11c546c74d54df4f6e7ed70ff3001d9852a9bf |
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 | ezFmJqiSOlucawGn/Jsn3K0Izfus7ZNSjTcS4y+ZpbJ7+mFq8iOdxHYkXjcgu5kuujvDb0/xZ+TvMd8beB3tDA== |
| 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
| 2026-09-16T07:10:20.966647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003777observed 9ce705e043748a4497233af435158474...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:20.954857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003777/manifest.jsonobserved 5fd28c55883b70c7d1dad372ee11c546...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:20.940528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003777/publication.mdobserved e2ee8b1cf9f7857a6bfe62608d22d06d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:20.926767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003777/publication.txtobserved 8d55cc2357b4de4c99e48189f0e419c0...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. |
|---|