OT-2026-000064891
Publication integrity record
Four cup vacuum gripper, four zone face, 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-2026-000064891) never changes.
Identity and time
| Publication number | OT-2026-000064891 · never reused |
|---|---|
| Internal UUID | 01a0ae8d-debd-7877-9a1c-dc8db13df8da · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:48:48.495161Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000064891 |
| Status | PUBLIC |
Content hashes
| Canonical text | f5b25481a216dcb9aba0d17d9ce150862584c4007fcd158f74d09e01bb656648 |
|---|---|
| Markdown | bb3bf4e91b19734436f5c3e94df24d2966512e6f5eb2642c09bfa551867d2b80 |
| Publication page | 57cda48d44042e21b90f8ccc2eadaa1aadec92c7ddde0e1ede12368fe2a6fbc3 |
| Manifest | ef6a604a43452ed2917adbfe4c89d0601f7f8c52fd1e3e2f0b171f3f48b827ab |
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 | RJmZpW+OmPhSoSffw+y42Ou4y8ERT8BvHtX7HMenK5zsE8f6w5H7KQfiShErdr2NULrdocqsitQYtZwctJnLBw== |
| 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
| 2026-09-17T10:35:49.110297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064891observed 57cda48d44042e21b90f8ccc2eadaa1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:35:49.091801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064891/manifest.jsonobserved ef6a604a43452ed2917adbfe4c89d060...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:35:49.073830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064891/publication.mdobserved bb3bf4e91b19734436f5c3e94df24d29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:35:49.056326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064891/publication.txtobserved f5b25481a216dcb9aba0d17d9ce15086...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. |
|---|