OT-2026-000031536
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000031536) never changes.
Identity and time
| Publication number | OT-2026-000031536 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7b87-ac7c-1e96682f5219 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031536 |
| Status | PUBLIC |
Content hashes
| Canonical text | 722caec5878761928e69e5e427404089cd7c4bc7c8fb689f9c281fb7ab71511c |
|---|---|
| Markdown | dbfb8b573cb5a26d71fa8ac5354adfca27b4793f34bf9bdc5c60693f33e93db3 |
| Publication page | e7492598624b11a176450e069660df68c8c49db0fae83f01f19fab9639fef041 |
| Manifest | fffc09efca2b36d164e1ad7c9fcc6852a257a57cce42a10ced4ab6cced3bb6b3 |
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 | jCAOTp1MVnhsVdyB9Z2diiQlAJPIwu0is78NCSbUJFCu8nCF4G3cevJDOhxr4Fsk22ozhnmyA5Rh2MQFjNtYBA== |
| 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
| 2026-09-17T11:36:22.603708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031536observed e7492598624b11a176450e069660df68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:22.584626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031536/manifest.jsonobserved fffc09efca2b36d164e1ad7c9fcc6852...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:22.567170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031536/publication.mdobserved dbfb8b573cb5a26d71fa8ac5354adfca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:22.548207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031536/publication.txtobserved 722caec5878761928e69e5e427404089...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. |
|---|