OT-2026-000021968
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down
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-2026-000021968) never changes.
Identity and time
| Publication number | OT-2026-000021968 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-76a4-b1dc-a545d8d887e3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021968 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d4c0bccedd5dc74fb563de0ff7c790920a36e77bd78815d90164ebdf0dd46c2 |
|---|---|
| Markdown | a754cbf1519b6bed72d2cc41f19453fc24da19b8629c0fa1cbac5eac3348e663 |
| Publication page | b28a0f3d5d66f6ac3c8b99df425d8d0060ba963a6ae24be7100583241ccc8a83 |
| Manifest | 11c78866ad9b985b676fa51ec7dcbf7a4b503085b23c06905ee7b9e65a6fc215 |
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 | u8UDFD3j0FM6eK0Ft95hXVmisDd4KDeEFlj53Gg0a/GAPiOxVUmGKbZ4FnJsTlILvSYwtpD60ozlJMKgbn82CA== |
| 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
| 2026-09-17T11:54:38.329164Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021968observed b28a0f3d5d66f6ac3c8b99df425d8d00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:38.310174Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021968/manifest.jsonobserved 11c78866ad9b985b676fa51ec7dcbf7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:38.290004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021968/publication.mdobserved a754cbf1519b6bed72d2cc41f19453fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:38.269676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021968/publication.txtobserved 7d4c0bccedd5dc74fb563de0ff7c7909...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. |
|---|