OT-2026-000077454
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, vented after 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-2026-000077454) never changes.
Identity and time
| Publication number | OT-2026-000077454 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f509-790b-9759-5456e5313586 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077454 |
| Status | PUBLIC |
Content hashes
| Canonical text | 32fa8a0a8d73fb828d9d44337db9326a21dde1d630333996166519e6bfc7416c |
|---|---|
| Markdown | 7e16233de4894f6f8fbeb4e733dca27f7990817fff7770cf059337ec3a835b3f |
| Publication page | 59b85c50aa8c2e1c13c7eee0d8182e40132ae546ebe9cbcdcd82e125ef28e20c |
| Manifest | c9aea1332a5ae748c7f66db9a3cd895aab33a6ca40f86bef0717a2f55c933cff |
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 | kMWflXcg7xiBh9phNc/qVVNfQVblchU0z3CeSO94szkPHF4VO8Pvu3TdphkjecVs6pqQ9nWTrU+1+QZBQ4lmAQ== |
| 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
| 2026-09-17T10:09:08.377811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077454observed 59b85c50aa8c2e1c13c7eee0d8182e40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:08.359843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077454/manifest.jsonobserved c9aea1332a5ae748c7f66db9a3cd895a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:08.340162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077454/publication.mdobserved 7e16233de4894f6f8fbeb4e733dca27f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:08.321514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077454/publication.txtobserved 32fa8a0a8d73fb828d9d44337db9326a...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. |
|---|