OT-2026-000013432
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000013432) never changes.
Identity and time
| Publication number | OT-2026-000013432 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fca-78af-8b18-bdd23b4721a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013432 |
| Status | PUBLIC |
Content hashes
| Canonical text | 03fd428dba87a4de6e0b9cfc17904a904652b44ff8fa2f64640451bcbb8e6ff8 |
|---|---|
| Markdown | c221707cc3d4d0503364a19c63d0ccda99f0aa1faf02ba62cf9619b424e83cca |
| Publication page | 6b1ab5f61cd471ededb611edd980d3c35b31ed13ff5b58a61acda548ac12927f |
| Manifest | 26484bcf517a70b51bbc6360321430f851585912c16252045123114589394bde |
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 | VBU/P3NW6CgKbR4WV+hBayqpiYSjJNBGAOXYOBGBBSENqQMcgX6n0A8ASctquryvy+l1YRonFVDEFnN0MAB5Dw== |
| 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
| 2026-09-17T12:09:55.103944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013432observed 6b1ab5f61cd471ededb611edd980d3c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:55.084736Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013432/manifest.jsonobserved 26484bcf517a70b51bbc6360321430f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:55.064851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013432/publication.mdobserved c221707cc3d4d0503364a19c63d0ccda...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:55.045679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013432/publication.txtobserved 03fd428dba87a4de6e0b9cfc17904a90...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. |
|---|