OT-2026-000048281
Publication integrity record
Single cup vacuum gripper, pump fed, supply line pressure sensor, sustained 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-2026-000048281) never changes.
Identity and time
| Publication number | OT-2026-000048281 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de3-78f1-b654-0fde9e7d8524 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048281 |
| Status | PUBLIC |
Content hashes
| Canonical text | 70eb145b3edef71f92b34341fb1515b0f5114b7ae60640afef73920e73819eed |
|---|---|
| Markdown | 77d5871543182c4e94be2399b6caba83036dffbc63aa6a984fa285db065850b8 |
| Publication page | 4ed42550e5b8df3e444f7540181412a2baeb0856ccadd371ae1343406de4bb73 |
| Manifest | fc290e627bc11d41e15b6ad7ecc102857dd9da9c5067beda9ef8f1d411aa80e4 |
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 | Fhbr0ty8uEpjBoVwz5mx/E17glxYhsi3ESJCQOHI3WkIgUXRHgfm5nl8OEILOeZvRzLrYjQOeoI+fjSLbJYPBw== |
| 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
| 2026-09-17T11:04:51.771298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048281observed 4ed42550e5b8df3e444f7540181412a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:51.753377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048281/manifest.jsonobserved fc290e627bc11d41e15b6ad7ecc10285...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:51.734996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048281/publication.mdobserved 77d5871543182c4e94be2399b6caba83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:51.716506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048281/publication.txtobserved 70eb145b3edef71f92b34341fb1515b0...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. |
|---|