OT-2026-000042780
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, pulsed blow-off 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-2026-000042780) never changes.
Identity and time
| Publication number | OT-2026-000042780 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d0-7c49-92b6-ebda2c671549 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042780 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5d15b544d868e8c02dd332d221862056cb5c4f728ff9bdded2ba89119f9a179d |
|---|---|
| Markdown | 3b381e683ef0b9015df1bc10859811c53d1b44b15062634e8f53757d16e16cad |
| Publication page | 5611ee4ec2e81073aed66978267d9feb28117c7f274fafd52bcbeae03c6fe2b4 |
| Manifest | 2705fe643bec6662acb749b773de0dcabc84f8f8f57ec081b7a8c520432f44d7 |
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 | 5AZnJmdkezSojOEg8iFTiPD8G3GsCENPFwjHfSVKOpa5nncBE0NIoLtlyL2wqWpSk7GbhjN54X4pS0DtH8xdAw== |
| 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
| 2026-09-17T11:15:14.550411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042780observed 5611ee4ec2e81073aed66978267d9feb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:14.529714Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042780/manifest.jsonobserved 2705fe643bec6662acb749b773de0dca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:14.509377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042780/publication.mdobserved 3b381e683ef0b9015df1bc10859811c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:14.489132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042780/publication.txtobserved 5d15b544d868e8c02dd332d221862056...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. |
|---|