OT-2026-000003549
Publication integrity record
Bellows cup vacuum gripper, per zone isolation, six outlet manifold, two 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-2026-000003549) never changes.
Identity and time
| Publication number | OT-2026-000003549 · never reused |
|---|---|
| Internal UUID | 01a0a90a-59ff-7dc3-9420-da0d21fc99e9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:03.041678Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003549 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec581229057babab4563299db53270ea0ebbcfdfabc914e82fab7c8c85547f50 |
|---|---|
| Markdown | 1f64632fac45df85c064a3d322bc98037ff1b3d8d74a4973f8d37dff70ac3666 |
| Publication page | 1437bf2cc416b27fcb87b381fb8a7c47ec7e9e9fa35536d55e129cf6b942a38b |
| Manifest | c069308a2b02fa7f87096dd3a8fb560802da2ad965fa51055b7bd70b3149129a |
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 | hqPGoJIQFrXvIrGKJ5ZgOWlhzwGWapXUhuqMGRP6O/geG4/XMceynQ1Ig49UjLgUy9MHV5xDnVS+MTnKl99NDg== |
| 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
| 2026-09-16T08:50:32.474925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003549observed 1437bf2cc416b27fcb87b381fb8a7c47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:32.457907Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003549/manifest.jsonobserved c069308a2b02fa7f87096dd3a8fb5608...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:32.443748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003549/publication.mdobserved 1f64632fac45df85c064a3d322bc9803...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:32.427573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003549/publication.txtobserved ec581229057babab4563299db53270ea...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. |
|---|