OT-2026-000038613
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000038613) never changes.
Identity and time
| Publication number | OT-2026-000038613 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d54-7b61-bc98-5e4e16e7c4c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:06.661829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038613 |
| Status | PUBLIC |
Content hashes
| Canonical text | da10742a23281ae7e436f4a4a1386d0ea45b86e6df4672b35320582657545fca |
|---|---|
| Markdown | 5561c65686b8967fcde94e11e3c6a37414991ab2d571d4748b8c06c75134acf4 |
| Publication page | 9cdf5f6b21fa0e9fa3f26528c97c705c8fc1d01690d7f070b7d65eafe696804a |
| Manifest | 3bbd0155f62dba2e0eaec3fe336dd8b50a0f2ab8cd7a3d95de9eebef0d18df33 |
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 | qa74wT+OgW7t89UCI5m4hfSHc9yHIGPCCQoi2mI7ywOG0yZMU2PI+PMrqaSItAknZ7Zoq6UG5lMLYeTrY2ICDg== |
| 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
| 2026-09-17T11:22:54.455832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038613observed 9cdf5f6b21fa0e9fa3f26528c97c705c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:22:54.439331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038613/manifest.jsonobserved 3bbd0155f62dba2e0eaec3fe336dd8b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:54.421008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038613/publication.mdobserved 5561c65686b8967fcde94e11e3c6a374...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:54.402548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038613/publication.txtobserved da10742a23281ae7e436f4a4a1386d0e...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. |
|---|