OT-2026-000028564
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, sustained 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-2026-000028564) never changes.
Identity and time
| Publication number | OT-2026-000028564 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7131-b551-da50ea945f76 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028564 |
| Status | PUBLIC |
Content hashes
| Canonical text | c9082effbbb6b435eebc4ee0b95c71138b88c68f82fa560f35ff619cb7534da0 |
|---|---|
| Markdown | a70b118c03c7c45c5cbe1be98e181a9d2130d30afe61d405be1d341c725a4536 |
| Publication page | e482603dfe1acf68e2d388089a3fcac8262d494049b51da41ef0eac64c1d5406 |
| Manifest | 01453a0232b0ada571f3bf6236599c0ef9c2110dce39fd2247c51e1aca181e75 |
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 | 16zSGtJ/NJH1AciPpUE/b/PzUo6VhZmKPmQX8o29r8KdpSO0ZLThWxXDLJAHNmRBEnWwPCPhxs0bHO1D6Zt+DQ== |
| 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
| 2026-09-17T11:40:51.029104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028564observed e482603dfe1acf68e2d388089a3fcac8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:51.009514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028564/manifest.jsonobserved 01453a0232b0ada571f3bf6236599c0e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:50.992211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028564/publication.mdobserved a70b118c03c7c45c5cbe1be98e181a9d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:50.972605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028564/publication.txtobserved c9082effbbb6b435eebc4ee0b95c7113...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. |
|---|