OT-2026-000042058
Publication integrity record
Foam pad vacuum gripper, plant vacuum fed, sustained 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-2026-000042058) never changes.
Identity and time
| Publication number | OT-2026-000042058 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d70-7e2b-bda7-4f1397480092 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042058 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7e80f7b3d84b5efac735d85de69347a3e7c38c9c2327ff9e90ce4b8d1a628785 |
|---|---|
| Markdown | f1e58c0fabc98efc9184b6aa6a500ffc03e91983584313b9404cb06182efbdf5 |
| Publication page | f318c7654b5a405f9a4d7218d8077abfe4513be5a44d6656339ab352347ea065 |
| Manifest | d5ef04b960446c4fdb72d075daf620c3f5490240f17eb85f048768d4ff4dbe3a |
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 | qO6PBcqY9zVjMNXJnoQ8Cf7q2oUto5wpWY6Y1a3m88N8fBcLGAegStQ8EXL38jePSL3CSwcjksc/6HMI2PuqDQ== |
| 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
| 2026-09-17T11:15:34.621636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042058observed f318c7654b5a405f9a4d7218d8077abf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:34.598442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042058/manifest.jsonobserved d5ef04b960446c4fdb72d075daf620c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:34.550898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042058/publication.mdobserved f1e58c0fabc98efc9184b6aa6a500ffc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:34.512795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042058/publication.txtobserved 7e80f7b3d84b5efac735d85de69347a3...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. |
|---|