OT-2026-000077475
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000077475) never changes.
Identity and time
| Publication number | OT-2026-000077475 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f50a-759d-8720-dff0081bf53d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077475 |
| Status | PUBLIC |
Content hashes
| Canonical text | 07deb7dc2b4aa083bccc086223f673f46864389033bfc8b63139c65ea160e5a6 |
|---|---|
| Markdown | 952ca116c38fb0fe66b8add6b6ba2f2e4dddf180bbcaf506ab4f8fe81299f57a |
| Publication page | 9b53b957bc47f2d025dc2876931e9e6702affc0ab3c5943dca99a501b7bb658e |
| Manifest | 4a94c6750bc5f7e1367b04a3ab0d7a444c4e9c92f58c96d3ae45817ea59ae457 |
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 | 03yGlWxItJyqNzIel1lu0yWdRzeDkW4MEjIIj46GwWtBYdynHFDCxGS3i9x57gvqNo/Y6KjYXi2e93GPunm8Aw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:09:09.698118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077475observed 9b53b957bc47f2d025dc2876931e9e67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:09.681204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077475/manifest.jsonobserved 4a94c6750bc5f7e1367b04a3ab0d7a44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:09.662033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077475/publication.mdobserved 952ca116c38fb0fe66b8add6b6ba2f2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:09.640634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077475/publication.txtobserved 07deb7dc2b4aa083bccc086223f673f4...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. |
|---|