OT-2026-000007687
Publication integrity record
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000007687) never changes.
Identity and time
| Publication number | OT-2026-000007687 · never reused |
|---|---|
| Internal UUID | 01a0ae62-76be-7efc-8442-8e998859a8a2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:23.688458Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007687 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7a4c3258d4c2b9e625d82648b76f3f1e7d38685f92e9171334051f98b51de1d6 |
|---|---|
| Markdown | cecf9c135814fb393a10e966b3d434fc79eb0fa7d46876a8f1ba087bd566cbf2 |
| Publication page | eab379315fa59a5b7d1dd513a19a8ea1c90a202bf1be0e96a34e9b964d0a82af |
| Manifest | a45e22a780ce5287ec7bd2a7807e3c127aed52021d05d61b034e33d49f1749f3 |
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 | TQeMa2Mg6AHBqHPybdoozegrcGq+KusHtqFHuUsVosEBo7KtUeCnLtD+a/RTvjiLrgo2VVDAwnqqH3PivKtgCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:18.950136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007687observed eab379315fa59a5b7d1dd513a19a8ea1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:18.933418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007687/manifest.jsonobserved a45e22a780ce5287ec7bd2a7807e3c12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:18.916348Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007687/publication.mdobserved cecf9c135814fb393a10e966b3d434fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:18.899815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007687/publication.txtobserved 7a4c3258d4c2b9e625d82648b76f3f1e...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. |
|---|