OT-2026-000042784
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, pulsed blow-off after 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-2026-000042784) never changes.
Identity and time
| Publication number | OT-2026-000042784 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d0-753b-b896-e0182cc19800 · 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-2026-000042784 |
| Status | PUBLIC |
Content hashes
| Canonical text | 066f2a7f58189ee3a9961e4bfdb2cef5a560ae74bd8aab2b950040572caeaff9 |
|---|---|
| Markdown | f3bff5885bd0cb1f174844a704f4d0551a4c372f0e4433c2e6d6b6fb5251e478 |
| Publication page | 403bb63c868ba3659396456aa55378779e6fded3bade6c1b76db2276cb6ac066 |
| Manifest | 4571778e14dd0f238c15038ab785e347f49e32f6337ae815bb8cb9a2dafb91ee |
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 | fKWoPA93+dM1J2oykb+K0Xjm5RNkcjGAN6nrSLq9x7fUgU3xfyfHbYvQzW3Ikk2B+TFNqrfO3HC/fiTWHw0WBg== |
| 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
| 2026-09-17T11:15:14.876621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042784observed 403bb63c868ba3659396456aa5537877...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:14.858364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042784/manifest.jsonobserved 4571778e14dd0f238c15038ab785e347...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:14.837591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042784/publication.mdobserved f3bff5885bd0cb1f174844a704f4d055...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:14.819217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042784/publication.txtobserved 066f2a7f58189ee3a9961e4bfdb2cef5...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. |
|---|