OT-2026-000028492
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off before set-down
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-2026-000028492) never changes.
Identity and time
| Publication number | OT-2026-000028492 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7b9c-b611-58f8d1c5a3d8 · 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-2026-000028492 |
| Status | PUBLIC |
Content hashes
| Canonical text | ad0bdb60998f952b1b9f3b03485eb064d20efd866980bd57f78ee66e12d19e28 |
|---|---|
| Markdown | 858f45b9c8dd22bc807835f5118e8609c54772fae0a235a0acf57cf533740924 |
| Publication page | 4e8920399a86c0afbec982a368adae95552b199a4e9ff17cc272a0ea59d97d24 |
| Manifest | 37ebeb68f76e08f6b8128565a82eae2349478e5a2df3cb2ec709d0f88201503e |
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 | vM3IaYPM/k27sh/gUllCC7m901QEIjneFPJI9nn6Tny8n3hKhZUJpxK6DLMDxeYWWaKazWzltalRweW11ZqJDw== |
| 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
| 2026-09-17T11:40:45.078023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028492observed 4e8920399a86c0afbec982a368adae95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:45.055629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028492/manifest.jsonobserved 37ebeb68f76e08f6b8128565a82eae23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:45.033131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028492/publication.mdobserved 858f45b9c8dd22bc807835f5118e8609...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:45.015451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028492/publication.txtobserved ad0bdb60998f952b1b9f3b03485eb064...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. |
|---|