OT-2026-000021314
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
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-2026-000021314) never changes.
Identity and time
| Publication number | OT-2026-000021314 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7c62-bd2f-fbc9f5578e3a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021314 |
| Status | PUBLIC |
Content hashes
| Canonical text | ca79587d18c3a46f1ce788fe1c8f1b54824b7cad8a4b42e9f3e5a0ac9023908e |
|---|---|
| Markdown | 5cb8584dbd48bfdecdb3338f2a3f7f861cb363923646af2caf7e46c7576db088 |
| Publication page | b79b96ca6405125333062a220fe30733a3b33136171c56d13e93f676a058849c |
| Manifest | a627031d906496ce28e3fa31acce7817cf8fff9817158b4a9ae489465168abb3 |
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 | ggMpaFsaAr739jBQ6Jeoj1jYd7jFGUDmm69ab2PiVtvuTBmE5vMNCYIVLQeVv0t1NlbXKMUSJDrF/gFfu1chDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:55:09.599831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021314observed b79b96ca6405125333062a220fe30733...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:09.580542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021314/manifest.jsonobserved a627031d906496ce28e3fa31acce7817...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:09.562348Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021314/publication.mdobserved 5cb8584dbd48bfdecdb3338f2a3f7f86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:09.543130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021314/publication.txtobserved ca79587d18c3a46f1ce788fe1c8f1b54...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. |
|---|