OT-2026-000074781
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold 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-2026-000074781) never changes.
Identity and time
| Publication number | OT-2026-000074781 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2c-730c-bc02-7cb564ae73d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074781 |
| Status | PUBLIC |
Content hashes
| Canonical text | e101b9ac257049fc45cc050f31847b6f1e9f05f0a09f57f3d836b1f02e89cf42 |
|---|---|
| Markdown | 56f87185cb279b480e76672fdb55ce1403e47904bb224894679d7183db593327 |
| Publication page | 260d75d3bb90e5a26f46ef51bb202f83aa99ab6f0f50fc147f2470713c7a4d5d |
| Manifest | 560599b9b1652b0016b3e3504fe6384402bf616dfa2a2884fa16bb0c7cf5a142 |
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 | RsEpCn9dbADFv+G4RSAay4/UHhOxw3ioiKYmLGvlZQlT8eym1sH3jxlKdJwkaEEjueNR9uQ4hja+fa35WzxsCg== |
| 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
| 2026-09-17T10:18:28.734363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074781observed 260d75d3bb90e5a26f46ef51bb202f83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:28.717510Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074781/manifest.jsonobserved 560599b9b1652b0016b3e3504fe63844...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:28.698873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074781/publication.mdobserved 56f87185cb279b480e76672fdb55ce14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:28.680779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074781/publication.txtobserved e101b9ac257049fc45cc050f31847b6f...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. |
|---|