OT-2026-000053659
Publication integrity record
Foam pad vacuum gripper, four zone face, pump fed, 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-2026-000053659) never changes.
Identity and time
| Publication number | OT-2026-000053659 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a95-79a7-92ac-98f344af99cb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053659 |
| Status | PUBLIC |
Content hashes
| Canonical text | 67ad76b93b61e99fd6309cc8ada0783dd4d3456deb91b2078c8008051bf14eed |
|---|---|
| Markdown | 05450ddfff5feafab586b44eab2b31e2a1074caee2251236dedf09d9fc3bd8d7 |
| Publication page | 04894931d7c401dcb75412f45da65bfdacad93719871943c1569e5102b3dc54f |
| Manifest | 3a510e9a6a36dd093871ce85aa744dbe65fc978b00f5cf513a827270be131cdc |
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 | ZPlDvAztHt/OqEeBboisNO9xnyEB8+tBz8HqgxokZYY/eWmEypJQa7Yn9aCqJRqNiDyv6q3buE5yzlksc4ZqBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:32.947619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053659observed 04894931d7c401dcb75412f45da65bfd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:32.926302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053659/manifest.jsonobserved 3a510e9a6a36dd093871ce85aa744dbe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:32.895586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053659/publication.mdobserved 05450ddfff5feafab586b44eab2b31e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:32.876116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053659/publication.txtobserved 67ad76b93b61e99fd6309cc8ada0783d...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. |
|---|