OT-2026-000090240
Publication integrity record
Two bellows cup vacuum gripper, two zone face, single stage ejector, pressure sensor per zone, 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-2026-000090240) never changes.
Identity and time
| Publication number | OT-2026-000090240 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7ad6-936d-58946392ac7c · 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-2026-000090240 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3430aaf2980a2e797228a9b6ddce4800e1a9dbfa8afe39e0884b844bd446faf4 |
|---|---|
| Markdown | f71f655ddd26a7d05698effc4c4bd810f7398dd5dcb3505c22abded7b3dd1555 |
| Publication page | 75e22a65323dcc60e1945e59977c13b991140542810e0706c522b8bb8f5a9615 |
| Manifest | f089564e6840757778c8eae10f917477970d9ca1af666edb140a9efc2d0de021 |
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 | EOuCGMJ2rQq7ON04T6WsPPcU6X4rsD9v9HQJA9xJm+G9TUHWA/EDnUvPz/93YL8rgF0apiQIq38MAXqk2q4lCQ== |
| 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
| 2026-09-17T09:46:19.397759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090240observed 75e22a65323dcc60e1945e59977c13b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:19.378741Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090240/manifest.jsonobserved f089564e6840757778c8eae10f917477...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:19.362677Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090240/publication.mdobserved f71f655ddd26a7d05698effc4c4bd810...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:19.344472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090240/publication.txtobserved 3430aaf2980a2e797228a9b6ddce4800...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. |
|---|