OT-2026-000008813
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, pump fed, pressure sensor per zone, vented after 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-2026-000008813) never changes.
Identity and time
| Publication number | OT-2026-000008813 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-e46c-7d39-b00f-254751aa1ef6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:36.030441Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008813 |
| Status | PUBLIC |
Content hashes
| Canonical text | e7f340831f0c065d61c12d3350917ab025b8d61ef253836d871cf843574d6ed5 |
|---|---|
| Markdown | f84c6d1c05e0fe3cb9e4a070a0c2007fa45a0551adb81f032b5fa02eb8d3e148 |
| Publication page | af7695de79a60379d3056fae8a8df318bcc550c4a29a3a08785cc80733b79854 |
| Manifest | cb4e2c76389392fb65f1003b2b1817e9b91c19866bb7e9022db275610b19406f |
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 | dI5neEhGXzDgOKUxKNxZ4w0SQWtV13CfhhN85urvmAo3vvFkWN28ydoDRTGdimlyR5AIeXOuWLLPQb5+JB24BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:06.309783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008813observed af7695de79a60379d3056fae8a8df318...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:06.292332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008813/manifest.jsonobserved cb4e2c76389392fb65f1003b2b1817e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:06.275279Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008813/publication.mdobserved f84c6d1c05e0fe3cb9e4a070a0c2007f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:06.254745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008813/publication.txtobserved e7f340831f0c065d61c12d3350917ab0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:45.320077Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008813observed af7695de79a60379d3056fae8a8df318...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:45.302072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008813/manifest.jsonobserved cb4e2c76389392fb65f1003b2b1817e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:45.284263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008813/publication.mdobserved f84c6d1c05e0fe3cb9e4a070a0c2007f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:45.267215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008813/publication.txtobserved e7f340831f0c065d61c12d3350917ab0...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. |
|---|