OT-2026-000031504
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, 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-2026-000031504) never changes.
Identity and time
| Publication number | OT-2026-000031504 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7b9e-9339-61eae87c8b55 · 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-2026-000031504 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1972c24b3a08c86aa66e28ac55f755713e89bc821887a144d6c33aa762ff15f2 |
|---|---|
| Markdown | b65034bd43d76bd03e6fd411baa05d32bcfa8905e9e219123c6b914cd3fd6633 |
| Publication page | 594530bb718db87c9fa99dda738e8ed95a8750f7483e869dbb82c4a66fb2c06a |
| Manifest | 13b7c341dab035e7e22d83d085219c692fa952ffb8d0e907036617d689aea533 |
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 | t2efDQqFj5tnBYfQwSWLpeWLZ1+MZgWyBST+ppl78J/ZmFbSbGOtMyXWvgytleOpQC4pMhABOFNiTjSfCmWYBw== |
| 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
| 2026-09-17T11:36:20.106507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031504observed 594530bb718db87c9fa99dda738e8ed9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:20.088010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031504/manifest.jsonobserved 13b7c341dab035e7e22d83d085219c69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:20.068615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031504/publication.mdobserved b65034bd43d76bd03e6fd411baa05d32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:20.048841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031504/publication.txtobserved 1972c24b3a08c86aa66e28ac55f75571...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. |
|---|