OT-2026-000089858
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000089858) never changes.
Identity and time
| Publication number | OT-2026-000089858 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428d-7e38-91e8-2cb96ee98b5e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089858 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e74919c43c4f05072f7e50893bf54f4ec15a4e20165486d03964bb0b96b9e27 |
|---|---|
| Markdown | f56ab984d3c30f4a2d1c4f7e49e492023888af59271e7a06af07d9a719a9be82 |
| Publication page | 1f9941de306f8839567e42a246dd603de875880428e2bfd2e15f25a2b7d32f0b |
| Manifest | 619c72c5503899b83c2e5b8b592e295c78dfa66172e016ef40eefa872f2bd911 |
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 | VB9tNRIDnAPGIyoyquop+HVIf/y9Ace8HPKKS1kkbu8kb9n5/Dk+lnYUIK01DPA3vgZ3Ijt7n26qoskNmCpwBA== |
| 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
| 2026-09-17T09:45:06.306095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089858observed 1f9941de306f8839567e42a246dd603d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:06.288884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089858/manifest.jsonobserved 619c72c5503899b83c2e5b8b592e295c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:06.272021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089858/publication.mdobserved f56ab984d3c30f4a2d1c4f7e49e49202...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:06.255316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089858/publication.txtobserved 4e74919c43c4f05072f7e50893bf54f4...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. |
|---|