OT-2026-000067251
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, 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-2026-000067251) never changes.
Identity and time
| Publication number | OT-2026-000067251 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-6bd6-725e-8ecd-5617c5f0aec2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:29.998864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067251 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3ccfa5c986fed7b201e24e1512b7c37179a29f9befef5d5ae1373a40ba6f46c4 |
|---|---|
| Markdown | de002e553e22a1e22ac1b7a3caae50eb2bf69a8f2109bec210ecf2a3815ca485 |
| Publication page | b2f07b571b8852f5f6c290d2834f9cf2b2e0566a3a41e28da2a3f6ea4505c58e |
| Manifest | 935f61a816a5ac781fa63f2ee91be2708c8538c99fa8df10f90b5aa1932eb62e |
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 | IoKua4UANyEgUL80ChrMQF38Kod0XtBoXL3xU0oPX5mMY4bpoazd1KyzlD7HEed+G53uM+xWy5XoOl+/RHSaAQ== |
| 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
| 2026-09-17T10:30:55.562241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067251observed b2f07b571b8852f5f6c290d2834f9cf2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:55.545813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067251/manifest.jsonobserved 935f61a816a5ac781fa63f2ee91be270...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:55.528055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067251/publication.mdobserved de002e553e22a1e22ac1b7a3caae50eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:55.511646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067251/publication.txtobserved 3ccfa5c986fed7b201e24e1512b7c371...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. |
|---|