OT-2026-000020931
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, pulsed blow-off before set-down
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-2026-000020931) never changes.
Identity and time
| Publication number | OT-2026-000020931 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-75fd-b88e-71ebc9cc6bd5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020931 |
| Status | PUBLIC |
Content hashes
| Canonical text | f42abebe1db95fd5c07c19ad7319c6d606ccbc1ea11c8489db09c7425bdc0760 |
|---|---|
| Markdown | c6bfa487d6a43281fad6091b166d2dd84c23341e2ee9f93546dda2648aa6d649 |
| Publication page | 1576ab3dd7ed4c97b6c1088d87d9e2abf575f78ee15af25a90ee0cb418f996ff |
| Manifest | f69799cdd19b083febe6f0b7ec0d17d0ff5caa27d04c87dee402b2d02e57bee6 |
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 | 1o99js0HRg5mnj2NrCmbNTAxBOjtQCElk3CKclCn2lriubnK1rzL3RnXeTIPFLhcKsvzZbTyUh2FwPSIktPMDA== |
| 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
| 2026-09-17T11:56:03.477541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020931observed 1576ab3dd7ed4c97b6c1088d87d9e2ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:03.459809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020931/manifest.jsonobserved f69799cdd19b083febe6f0b7ec0d17d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:03.442629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020931/publication.mdobserved c6bfa487d6a43281fad6091b166d2dd8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:03.424006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020931/publication.txtobserved f42abebe1db95fd5c07c19ad7319c6d6...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. |
|---|