OT-2026-000077081
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000077081) never changes.
Identity and time
| Publication number | OT-2026-000077081 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7519-864e-24992647649d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077081 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8edbbdeb2fbdb7a1fd0b046b09a2cbaa9b80fd178252fb6767c0447a229c512b |
|---|---|
| Markdown | ac9c99a1551a454b332bfe456412efaebb84306e9687eb098095868da574c694 |
| Publication page | 3a5740c2b38aa69a48f449c368212fc3507a9ab3a1e30caaa06e037e0de365b9 |
| Manifest | 19a8fa6b56a297ce32625fc9a6c534261471d380f8e667b9e02c464ca8903877 |
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 | /chSCOXxDI1nT8RpatImCbp4sa9ezWQ6RBun5h0hBP0Dp+cRycqjgSmdK9ljgFNsoOpxRZdBwgLLLFyT8BKTCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:11:28.753319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077081observed 3a5740c2b38aa69a48f449c368212fc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:28.735079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077081/manifest.jsonobserved 19a8fa6b56a297ce32625fc9a6c53426...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:28.716336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077081/publication.mdobserved ac9c99a1551a454b332bfe456412efae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:28.697273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077081/publication.txtobserved 8edbbdeb2fbdb7a1fd0b046b09a2cbaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:32.273440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077081observed 3a5740c2b38aa69a48f449c368212fc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:32.255460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077081/manifest.jsonobserved 19a8fa6b56a297ce32625fc9a6c53426...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:32.237915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077081/publication.mdobserved ac9c99a1551a454b332bfe456412efae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:32.217588Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077081/publication.txtobserved 8edbbdeb2fbdb7a1fd0b046b09a2cbaa...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. |
|---|