OT-2026-000018197
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
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-2026-000018197) never changes.
Identity and time
| Publication number | OT-2026-000018197 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-7fbe-abd2-d4d9ea375325 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018197 |
| Status | PUBLIC |
Content hashes
| Canonical text | f8de5c775d66ed20fe3387c1b23393a96b5da05ea9dcff9a93f6bec08a39c506 |
|---|---|
| Markdown | d1e80fe1d726725742d0a92b717f861e904f1e4563d37bf8e83df3243e0539a4 |
| Publication page | 7fc7aab77918049c64cb43831156d6e5a77b833071f613e6444b94035af4f963 |
| Manifest | a35f461290f41fa9b600c54b766552f046dce9fc91a14225bf17bc921be00aaa |
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 | 6d382a0HKb3XhX/f5nicESxVL4Gzr75gI8heJK2+sHHY0R61F4Yb7gP4PP97Xh1HHgpjXw8/5NzFFROiArmABQ== |
| 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
| 2026-09-17T11:59:58.961833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018197observed 7fc7aab77918049c64cb43831156d6e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:58.942870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018197/manifest.jsonobserved a35f461290f41fa9b600c54b766552f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:58.924304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018197/publication.mdobserved d1e80fe1d726725742d0a92b717f861e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:58.905295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018197/publication.txtobserved f8de5c775d66ed20fe3387c1b23393a9...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. |
|---|