OT-2026-000077511
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000077511) never changes.
Identity and time
| Publication number | OT-2026-000077511 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f50a-77f2-986c-a407dce37ffb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077511 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1e3f93f32eb0eb7b5664f390f8a69135c132e3fb9fa93b1d1a2eabc13edca32e |
|---|---|
| Markdown | 4c904da9a299173a0e1798f33a69f445a3930280fa24fc371706bc4b64fb8847 |
| Publication page | 542566850662386f354d3088799c5f70a9060a9fd2443a09beaed545964aab0e |
| Manifest | 28f03616c87d83711c9ea5ea6e3b7f7abae1b5d6b270345651a10181d0c21c84 |
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 | R4cfAFWid+9IWhBHR1xhNhRSwtA8ANQZnPmOGlSszihfwP37Z76h6o1aTufrSxJ6XLD7qMPeGA7AnV3nh7hLDg== |
| 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
| 2026-09-17T10:09:12.187234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077511observed 542566850662386f354d3088799c5f70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:12.167358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077511/manifest.jsonobserved 28f03616c87d83711c9ea5ea6e3b7f7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:12.143987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077511/publication.mdobserved 4c904da9a299173a0e1798f33a69f445...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:12.109309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077511/publication.txtobserved 1e3f93f32eb0eb7b5664f390f8a69135...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. |
|---|