OT-2026-000074349
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000074349) never changes.
Identity and time
| Publication number | OT-2026-000074349 · never reused |
|---|---|
| Internal UUID | 01a0ae93-7179-77a3-8fac-210d62247412 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074349 |
| Status | PUBLIC |
Content hashes
| Canonical text | 79ae4744d61bf76b2ece8af3040d58601d754e02c4496f1191499c607bfdd528 |
|---|---|
| Markdown | 28b09bd1f3610fd929c4b20b52a8a909f4a59e6a68ea983b7aed3a662cafb516 |
| Publication page | e2e0c6d47cd20bfd7cb7fbeae9130f78126d29b2b04d55d902c6e42497f50bab |
| Manifest | 2b67b6f85e76bc4c79c0dc4f617e1b1d8b5c57aa0d1f3a42741912a6df176c38 |
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 | 9y37gV1bZGAQtQYe3b2OwHsiYIPGUMYqOWYM6yuZ4XtH8ysMZSH3hHZ/fyqGBqRSHJ79mG+ouDopWUs5h4qhCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:19:16.395599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074349observed e2e0c6d47cd20bfd7cb7fbeae9130f78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:16.375275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074349/manifest.jsonobserved 2b67b6f85e76bc4c79c0dc4f617e1b1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:16.356073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074349/publication.mdobserved 28b09bd1f3610fd929c4b20b52a8a909...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:16.336865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074349/publication.txtobserved 79ae4744d61bf76b2ece8af3040d5860...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. |
|---|