OT-2026-000076135
Publication integrity record
Foam pad vacuum gripper, four zone face, pump fed, pressure sensor per zone, 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-2026-000076135) never changes.
Identity and time
| Publication number | OT-2026-000076135 · never reused |
|---|---|
| Internal UUID | 01a0ae94-6a6f-7ec6-854e-2d584c7699ff · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:57.307071Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076135 |
| Status | PUBLIC |
Content hashes
| Canonical text | 84ab6f1de07137873a03808f6a55b645ce93521851998f887b8b9f0bde8b2e3f |
|---|---|
| Markdown | 1e8f245e1d40da9c95d9a7c187f09e85f02ae02a75474a1b5493a713d94dc9c9 |
| Publication page | 5f32c065123fae7d721416580dddbc9d37c58f63ddf2fff7348501f8f16cafa5 |
| Manifest | 88613edb8461ae853c9333fcd862c53ac95a34de31b48897d3fed01e3cca3f4a |
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 | 8dE1KNnEQVmBMPNzZJwiqoK1YDqrjBFZZxlCWlYYvRQ6E48clPLy4yXi2VihIg5MkWSZGTif8ZwicleaU/EqAQ== |
| 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
| 2026-09-17T10:11:09.011306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076135observed 5f32c065123fae7d721416580dddbc9d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:08.990761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076135/manifest.jsonobserved 88613edb8461ae853c9333fcd862c53a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:08.971679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076135/publication.mdobserved 1e8f245e1d40da9c95d9a7c187f09e85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:08.952731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076135/publication.txtobserved 84ab6f1de07137873a03808f6a55b645...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. |
|---|