OT-2026-000031542
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, pulsed blow-off 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-2026-000031542) never changes.
Identity and time
| Publication number | OT-2026-000031542 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7e92-b8ea-b45ecc59f0a8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031542 |
| Status | PUBLIC |
Content hashes
| Canonical text | fd85277094d486e97c725e63567aa88c62621c08c0509eccf48e5f72c950b055 |
|---|---|
| Markdown | 2e0c40d4a7bbfb0739b5cc4fa82bd4f20ce9815b87ccf01e47b2f8f3b035fba3 |
| Publication page | da851ec7d7d479887f92b4193e66f3acdeab99e66bcef44098b9c6a21bb7b933 |
| Manifest | 7665dd48a93178fc1ed2b9baff42e6b5fd45c82bf0a3b0bc36d47d17bff6ed6a |
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 | 27mPaSB63YLIaf1Qk41k4jAZf8RLNc/I6SwIrdYfetwt+tYyRIPyF2lIyNcsAnQ5nSq6nnGqKozup23l0Z0ADA== |
| 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
| 2026-09-17T11:36:23.057810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031542observed da851ec7d7d479887f92b4193e66f3ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:23.039836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031542/manifest.jsonobserved 7665dd48a93178fc1ed2b9baff42e6b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:23.021053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031542/publication.mdobserved 2e0c40d4a7bbfb0739b5cc4fa82bd4f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:23.003408Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031542/publication.txtobserved fd85277094d486e97c725e63567aa88c...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. |
|---|