OT-2026-000013785
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum 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-2026-000013785) never changes.
Identity and time
| Publication number | OT-2026-000013785 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-7b56-92ff-9349fb08d4b2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013785 |
| Status | PUBLIC |
Content hashes
| Canonical text | 497001d59dd75e5b5bb888c5b5bd2c69222b79e42f073f457b30c2c560ca4aa7 |
|---|---|
| Markdown | df51b8b75158d06d809aa230c3e80c160b26370739ad7486e32004d8adf9ea27 |
| Publication page | 8caad1f176f656348d0bc6cd86a7efe7e3974f20dad6f57cd678577ad74b1761 |
| Manifest | a2e660218f9a048f29aad0548964530c122eafc0a899622d95adaacb8b75d939 |
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 | DF5phsLSbongpTu80ZNtqrgNyDrxr9pElOVZsLFp5OL2e86b5n0k5EvZ2W9tt2Vr3ArR7Wcha2W0c8YsR0P8AQ== |
| 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
| 2026-09-17T12:08:52.278558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013785observed 8caad1f176f656348d0bc6cd86a7efe7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:52.259037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013785/manifest.jsonobserved a2e660218f9a048f29aad0548964530c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:52.239892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013785/publication.mdobserved df51b8b75158d06d809aa230c3e80c16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:52.220097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013785/publication.txtobserved 497001d59dd75e5b5bb888c5b5bd2c69...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. |
|---|