OT-2026-000012985
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, 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-2026-000012985) never changes.
Identity and time
| Publication number | OT-2026-000012985 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5564-78cc-951c-f38b086d9bc9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012985 |
| Status | PUBLIC |
Content hashes
| Canonical text | 45e089ecf9dccab345ff5651823da40c88d3f6a085f6cfdb1c4ecd0aabb09a3b |
|---|---|
| Markdown | 65ff7ff5b61ed65fd7101fd635e745d920e92ced3ca9ae356be401118be72670 |
| Publication page | ae360bcca86cceaadc43626aa4e8de62bbd35310874a44bc81ff930d387fa0e7 |
| Manifest | 12fabe1d96c11e60187387d2b3e843ec5f94d0603b8f9c25ace826f3d07f622a |
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 | kO9sk8mDsBMsUc5b2N8EvO21vyU9QfQsUCgL+zDFY0/rkuivaRc2bBw0TDi5KcH6fxVyLH7rZAn0isL3bNs2Dg== |
| 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
| 2026-09-17T12:10:11.549307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012985observed ae360bcca86cceaadc43626aa4e8de62...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:11.530381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012985/manifest.jsonobserved 12fabe1d96c11e60187387d2b3e843ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:11.509717Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012985/publication.mdobserved 65ff7ff5b61ed65fd7101fd635e745d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:11.492289Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012985/publication.txtobserved 45e089ecf9dccab345ff5651823da40c...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. |
|---|