OT-2026-000004334
Publication integrity record
Porous face vacuum gripper, per zone isolation, three outlet manifold, three stage ejector, pressure verified
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-2026-000004334) never changes.
Identity and time
| Publication number | OT-2026-000004334 · never reused |
|---|---|
| Internal UUID | 01a0a914-5627-7930-919d-3d9df1bf8af2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:17:57.417721Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004334 |
| Status | PUBLIC |
Content hashes
| Canonical text | c37690364c4cc142557832ae0c69c5813ab78a2d107b18759e5f64bbb2f9c434 |
|---|---|
| Markdown | c9797c1c636827a4c9bf80606796117b3910518cbfbdd54fc526940ffe94e5ee |
| Publication page | 22e7f6d2e4a86ef931df013a508b07b39825bdee89046450f310dcd4b10a519a |
| Manifest | d9ba8cd7ae9c881d333844ae96ec0abea482453e9fb64eec50bf864d00a5a631 |
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 | tjHehTa/Lp6zfnKyTVXSiTV65FFwR3m3LTR0kjyZTFgAfQ8sbHSj7OXyuBQtSlqCWJkrGVB5m7U6ynSMGqeWCg== |
| 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
| 2026-09-16T07:20:09.693365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004334observed 22e7f6d2e4a86ef931df013a508b07b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:09.679495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004334/manifest.jsonobserved d9ba8cd7ae9c881d333844ae96ec0abe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:09.664950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004334/publication.mdobserved c9797c1c636827a4c9bf80606796117b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:09.649537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004334/publication.txtobserved c37690364c4cc142557832ae0c69c581...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. |
|---|