OT-2026-000003569
Publication integrity record
Bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, contact triggered
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-2026-000003569) never changes.
Identity and time
| Publication number | OT-2026-000003569 · never reused |
|---|---|
| Internal UUID | 01a0a90a-682c-7023-b194-432629e0a317 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:06.671576Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003569 |
| Status | PUBLIC |
Content hashes
| Canonical text | f4e941a6fb669e2506432d911153ede63367d097c295d190470328f647ce6c65 |
|---|---|
| Markdown | 530af46435396916a4ab9c865217f8e5bddd228e41f7c59aa3c29f303a6b0c74 |
| Publication page | 1b20eb837499ce91c543169a4a3daace4eb5fa80738e5c4dadeb73fc76ed3a49 |
| Manifest | a86011cba4c2ae54b811cbfb7141317f39e16871f921478e9567fdf9cf93a6a7 |
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 | nn00Psj9qaJypQ/ehfaOdMcnVe/eta6O/cz366oBBpVZHAVm+ky5XITSF2MyrON7d3G4iWv+3dXyJCcuVAOBBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T08:40:39.686336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003569observed 1b20eb837499ce91c543169a4a3daace...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:39.671896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003569/manifest.jsonobserved a86011cba4c2ae54b811cbfb7141317f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:39.655556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003569/publication.mdobserved 530af46435396916a4ab9c865217f8e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:39.634419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003569/publication.txtobserved f4e941a6fb669e2506432d911153ede6...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. |
|---|