OT-2026-000013683
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, single 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-2026-000013683) never changes.
Identity and time
| Publication number | OT-2026-000013683 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-7c20-8e30-e292767414da · 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-2026-000013683 |
| Status | PUBLIC |
Content hashes
| Canonical text | f6e12ceed1bbcaed212464101da3d5f50cd80411bc1da62b10552fa9c81d8d52 |
|---|---|
| Markdown | ba74412d9385f8a8c99f8fb716cb6ea4ed81a3e19d61eb2ad0c028b7bd1e8a69 |
| Publication page | c84aa1e0ca068d867262f396eaa9a608060ef0a6f6250b3e208f81a11a36a1a7 |
| Manifest | 21db142e88ec6bf8125ba749bcfae5080df7bbc67c12ece1036cbe13652cb726 |
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 | SjBDLGl0F7WkW0gdJ2ioVIp23ZZUxWM/1dPHYWK3hR8Lh2wxUfGQPe42XYf4Brji5qisGF1G7ww1t7hMQ2TdAg== |
| 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
| 2026-09-17T12:08:37.921461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013683observed c84aa1e0ca068d867262f396eaa9a608...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:37.902646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013683/manifest.jsonobserved 21db142e88ec6bf8125ba749bcfae508...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:37.884307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013683/publication.mdobserved ba74412d9385f8a8c99f8fb716cb6ea4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:37.866477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013683/publication.txtobserved f6e12ceed1bbcaed212464101da3d5f5...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. |
|---|