OT-2026-000072414
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line 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-2026-000072414) never changes.
Identity and time
| Publication number | OT-2026-000072414 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d7-7290-93d8-b8203952a6a9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072414 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9c234f9d010a1584c6138cd2fe4f55b1c924e9896e4368850522fa6a149bf15e |
|---|---|
| Markdown | d2d528272da21d328b80e743347eb8a3fa44267ad1e36607be1ac2e8e40dac5b |
| Publication page | d271de58d388bd6967e41e8cf42fbd665e3e0b9be1eec7efad37f97eb95aef9b |
| Manifest | 3e0e3aeec8b718772d08bd6192adc9ba2f4fd02a548f7fbfb4f9323f988f2f2b |
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 | kMZ/1NvNAgqUgzPC9LAGu5bGileBLzwxHw+Q4133w2MtNPK9u7GuZGBPcJI9G4v8lXstphHB6woCetkW3mG6CQ== |
| 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
| 2026-09-17T10:22:13.692596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072414observed d271de58d388bd6967e41e8cf42fbd66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:13.675825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072414/manifest.jsonobserved 3e0e3aeec8b718772d08bd6192adc9ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:13.656913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072414/publication.mdobserved d2d528272da21d328b80e743347eb8a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:13.638371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072414/publication.txtobserved 9c234f9d010a1584c6138cd2fe4f55b1...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. |
|---|