OT-2026-000013993
Publication integrity record
Single cup vacuum gripper, three stage ejector, 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-2026-000013993) never changes.
Identity and time
| Publication number | OT-2026-000013993 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8dea-73c5-94ba-33ad0450d592 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013993 |
| Status | PUBLIC |
Content hashes
| Canonical text | e39331fb1f5b5dc18fc8605b61afb2611158992c094ffa9a461ed8aad553f277 |
|---|---|
| Markdown | 8e3f82cf853b8afe95d00f73b56440c7f009066dcd3d49f6ec2e7d4f6dfa3a01 |
| Publication page | 8cb1ab5a679e343ef70d79e1ed7c61d325e8e3467b16a44d027116b478e52521 |
| Manifest | 8d842df4a713e421895ffaf4a2fc45ecc8a5b61a8e888262daab251a5d6a6887 |
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 | rIczxA3o8u+W0PHEeYcBTk0j0ZMuXw57tmg0R+DrIP0zHVSXLQd/xIr2sUOwx2+pCNQO5Q/4sVayNbiC8R7ABA== |
| 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
| 2026-09-17T12:09:12.715958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013993observed 8cb1ab5a679e343ef70d79e1ed7c61d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:12.696363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013993/manifest.jsonobserved 8d842df4a713e421895ffaf4a2fc45ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:12.677750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013993/publication.mdobserved 8e3f82cf853b8afe95d00f73b56440c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:12.660600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013993/publication.txtobserved e39331fb1f5b5dc18fc8605b61afb261...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. |
|---|