OT-2026-000072993
Publication integrity record
Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line 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-2026-000072993) never changes.
Identity and time
| Publication number | OT-2026-000072993 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c815-7000-8d68-14553b9a285f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072993 |
| Status | PUBLIC |
Content hashes
| Canonical text | 10b72716b0e131760bf99b37a630cd458917659fb710de2b88dbd31bafd34bd5 |
|---|---|
| Markdown | 56effb7547b44125887f32f7c1398c34db285bffceb287777696d78c9db92adb |
| Publication page | 0b792867bb1c50ba34b2e3278547c5d22252120c35df9783f5f05312cb0e135b |
| Manifest | ad0e2f3d653b64782f1be10c81d9853da99524c63ac754c688adf1880d8192ff |
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 | lSB6SwOabIPingZ1r9q+MTx701AGPp36Sl4Uwbr8Z7Rra/6KnjiWa5Wm+xvqU5xaTM1iqrSyNUM8cSU2y73lDA== |
| 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
| 2026-09-17T10:21:55.525178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072993observed 0b792867bb1c50ba34b2e3278547c5d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:55.507978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072993/manifest.jsonobserved ad0e2f3d653b64782f1be10c81d9853d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:55.489800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072993/publication.mdobserved 56effb7547b44125887f32f7c1398c34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:55.471809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072993/publication.txtobserved 10b72716b0e131760bf99b37a630cd45...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. |
|---|