OT-2026-000020364
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000020364) never changes.
Identity and time
| Publication number | OT-2026-000020364 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-7165-a7c1-af046d2e2442 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020364 |
| Status | PUBLIC |
Content hashes
| Canonical text | e1e220f0c58b30069490d30b7c5187b047964f9c62fc28e4266f367cdf5e2000 |
|---|---|
| Markdown | 41d33913eb16a7cbe14839fab769c175470aedaebc8dace3042e068021b319cf |
| Publication page | 3556706e2764d0c79739d3964684a887531c9c4d993698f9fb0908be6076b499 |
| Manifest | 1815462e1745fbeb4c707236e82a25ed47609c90966f9043949cd31a485b2b2f |
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 | Fb7SPXVRc3e+mY7o2SFb7A5sHoHONSwsqaI0PP4yXCw8Sji6hwJZ+76nwaCGBajQSbeULqeyHp+IkQ5/lC1pBA== |
| 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
| 2026-09-17T12:00:10.059195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020364observed 3556706e2764d0c79739d3964684a887...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:10.032963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020364/manifest.jsonobserved 1815462e1745fbeb4c707236e82a25ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:10.007038Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020364/publication.mdobserved 41d33913eb16a7cbe14839fab769c175...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:09.985824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020364/publication.txtobserved e1e220f0c58b30069490d30b7c5187b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:19.820073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020364observed 3556706e2764d0c79739d3964684a887...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:19.801313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020364/manifest.jsonobserved 1815462e1745fbeb4c707236e82a25ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:19.783883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020364/publication.mdobserved 41d33913eb16a7cbe14839fab769c175...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:19.766398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020364/publication.txtobserved e1e220f0c58b30069490d30b7c5187b0...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. |
|---|