OT-2026-000075074
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000075074) never changes.
Identity and time
| Publication number | OT-2026-000075074 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2e-783d-9e37-f5d8f2ad3251 · 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-2026-000075074 |
| Status | PUBLIC |
Content hashes
| Canonical text | 14924bf86ff99b2981e8697247b75ddf0236dfe3791731101125e9ea7111a905 |
|---|---|
| Markdown | 4ed3c79c7c3df52fa229d39390d15b9123f1556fe0c8127a6a184ffa5522e7e5 |
| Publication page | 3ba041b47def480b451e599444f8477431b173f17add8d9375d0cdc02dbfba7a |
| Manifest | c6292d38ed74fb1f427f38f337ee0016fdb592beeebe8663cfd5ea4f666d2d07 |
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 | eW2C3w2uIdvlfaCI8T+iOXpmT1FHI8JFghOrtjuZK1WJZ+cG8ZS5yWoB92QxWJnXGkaoRZYh6YIzyqEGwgqFCw== |
| 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
| 2026-09-17T10:18:53.662469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075074observed 3ba041b47def480b451e599444f84774...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:53.645675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075074/manifest.jsonobserved c6292d38ed74fb1f427f38f337ee0016...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:53.629520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075074/publication.mdobserved 4ed3c79c7c3df52fa229d39390d15b91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:53.611556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075074/publication.txtobserved 14924bf86ff99b2981e8697247b75ddf...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. |
|---|