OT-2026-000019379
Publication integrity record
Foam pad vacuum gripper, two zone face, plant vacuum fed, 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-2026-000019379) never changes.
Identity and time
| Publication number | OT-2026-000019379 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-7686-a2d7-3cd9869d706b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019379 |
| Status | PUBLIC |
Content hashes
| Canonical text | bfa7ff1639a2605470de5d166fbf798fc06ebf2ef652f9cba2a0d6f2812982cd |
|---|---|
| Markdown | 6908d4f1c2e9a14e90c7d4cf74d4af6effdeca67ae78623fe5dc07441bf899ba |
| Publication page | f9cdff6cc4f247d8ca023a9d81448abb9974ad762eee3db5bd2f43e39de07f08 |
| Manifest | eb7d89adf94cfab3ef5a5c2d3815752df71e21877b77bc7463817e7338a17c23 |
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 | o/tYoBISMdsbEuBMXBb/2QilY5GOix7HKlWuJNwDcC7jAJXYkQEE/b1varP7Mcaant/LCuVdsbciE56Ix8O1BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:58:45.768511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019379observed f9cdff6cc4f247d8ca023a9d81448abb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:45.749399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019379/manifest.jsonobserved eb7d89adf94cfab3ef5a5c2d3815752d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:45.731158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019379/publication.mdobserved 6908d4f1c2e9a14e90c7d4cf74d4af6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:45.713412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019379/publication.txtobserved bfa7ff1639a2605470de5d166fbf798f...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. |
|---|