OT-2026-000090380
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three 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-2026-000090380) never changes.
Identity and time
| Publication number | OT-2026-000090380 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-746e-9ace-0304aaf604c0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090380 |
| Status | PUBLIC |
Content hashes
| Canonical text | 45e61515b982c969932310f6b89a58b3de133fa4226d199722e4eff54ba2a6b3 |
|---|---|
| Markdown | c5b588a3f32488673e493ba8be138fc3c9418450c81e016d6ec0527166cc4a46 |
| Publication page | aef83aebd38904f15e2b6f72e18cf2075e229b0ff24ee53d07d9bf02fcd83edd |
| Manifest | c197b9c02f0500a528dd5e0ee8b4b8f5eba0304da11cf478790b727c749fa743 |
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 | W243HusOO4Fl7UQXVSkiK2o/AxazVzvupYgGe/B1b5bAURbniAMZfM6VTOFl+z90oxk7GBgfHlb20HFcW8HtCg== |
| 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
| 2026-09-17T09:44:29.138825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090380observed aef83aebd38904f15e2b6f72e18cf207...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:29.119193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090380/manifest.jsonobserved c197b9c02f0500a528dd5e0ee8b4b8f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:29.100597Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090380/publication.mdobserved c5b588a3f32488673e493ba8be138fc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:29.081424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090380/publication.txtobserved 45e61515b982c969932310f6b89a58b3...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. |
|---|