OT-2026-000005857
Publication integrity record
Porous face vacuum gripper, four zone face, three stage ejector, contact triggered, open cell
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-2026-000005857) never changes.
Identity and time
| Publication number | OT-2026-000005857 · never reused |
|---|---|
| Internal UUID | 01a0a947-32c3-74f9-883f-ba5dc069c134 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:13:30.694023Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005857 |
| Status | PUBLIC |
Content hashes
| Canonical text | a1965b09573fab87f0c71d75d7721348ccbf2def83f49a588dbf8cc77581cf87 |
|---|---|
| Markdown | d47c8a69b1752a1eaf9f69b3906291250bda7b382a99852133f5c6aa64b1a69b |
| Publication page | 632c6580649d2e8706d89648d9a00f9e37b619b688956d22d2620075ed752b09 |
| Manifest | d74c13683e59f81371ca894440528eb62be4e970f6328fb75c8ad09e97699a12 |
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 | 13Eo3NlgRVBw6Jn0a6FamOK7XDsjzRAjrN1KYOR4aQtfC0L8nlDyCo3L4QRbqzcU+Sl96iHJSSSc8aENpF0mBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:24.893748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005857observed 632c6580649d2e8706d89648d9a00f9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:24.880512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005857/manifest.jsonobserved d74c13683e59f81371ca894440528eb6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:24.740747Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005857/publication.mdobserved d47c8a69b1752a1eaf9f69b390629125...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:24.725805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005857/publication.txtobserved a1965b09573fab87f0c71d75d7721348...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. |
|---|