OT-2026-000043141
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump 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-2026-000043141) never changes.
Identity and time
| Publication number | OT-2026-000043141 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327a-7741-a880-66b833b3d1b1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043141 |
| Status | PUBLIC |
Content hashes
| Canonical text | 184cf810757635a21f849faa399e6486185798f66d14be3fe75b6d1bf1cd2ec4 |
|---|---|
| Markdown | 8a1ada6755e0c3c55065db1cc687c06d6a9935cd009b2fbd7ae2774c59674d8a |
| Publication page | 013f56af98a5ced09ddcb1b641092721410de8ec3de4f23826a25f96ad19a68e |
| Manifest | 5b8cdd94740bf38a500122d2a339fca8b515951f62dd33126b8a97b87f8e7b2a |
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 | gAbJTKXKNiC49UFvU4y0wnFwVn5GZEeoiDar7qPjwFohnNXkZ7+5NbF9CVHgoTeHf2hKh0U1saLbsFs8Mv2vCA== |
| 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
| 2026-09-17T11:13:34.751291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043141observed 013f56af98a5ced09ddcb1b641092721...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:34.730448Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043141/manifest.jsonobserved 5b8cdd94740bf38a500122d2a339fca8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:34.710586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043141/publication.mdobserved 8a1ada6755e0c3c55065db1cc687c06d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:34.690278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043141/publication.txtobserved 184cf810757635a21f849faa399e6486...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. |
|---|