OT-2026-000028261
Publication integrity record
Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000028261) never changes.
Identity and time
| Publication number | OT-2026-000028261 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f4-7adb-9a80-6cbff8e74a08 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028261 |
| Status | PUBLIC |
Content hashes
| Canonical text | fae31d1dd103049ce1c932ed83296225151d2fabb67e488de53b536f808ff800 |
|---|---|
| Markdown | 5cb19a1cf72686c35743de6659401471117e755791972191386348bf55407bd9 |
| Publication page | 7e780f71c3291f671f9c05450726fd20d052405b1a2440c0338ad678002a6198 |
| Manifest | 06cac6f917091a43eaedcb668f7d2ce89e65e7f4f1a6bf73abd1b004acca48ca |
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 | 0mmvID9OAw8VwKZi2oV/yNQZ4iT3jFCUK4UoVtcsN8JYHlUiLAJ0fZVAt5RnoqCgc/J7PaX/rmGXxOspgI0CAA== |
| 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
| 2026-09-17T11:40:08.111281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028261observed 7e780f71c3291f671f9c05450726fd20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:08.091896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028261/manifest.jsonobserved 06cac6f917091a43eaedcb668f7d2ce8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:08.072822Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028261/publication.mdobserved 5cb19a1cf72686c35743de6659401471...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:08.053989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028261/publication.txtobserved fae31d1dd103049ce1c932ed83296225...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. |
|---|