OT-2026-000026248
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000026248) never changes.
Identity and time
| Publication number | OT-2026-000026248 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4a5-71b9-8204-90727e609719 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026248 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9cb536fd204a1fa1385baead377d9cc11335b5625afaa9d1f228a2b3bc7343fd |
|---|---|
| Markdown | 8dd88fa46d4383e5c9234c583657762131db1241c78915f180dbce0d854fe962 |
| Publication page | 9a743ed33b4f56a7d0deab5c4252124ed4759baae4bd8af531dfab2020d1eaf2 |
| Manifest | 9860cc7d6fd2857da6bb2a508c2965e36c3204090b43fb138a690561adadf1ee |
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 | lXgbtbaThGnqJwn2SowLcM4e9qMpPU/TBg/gH6IDlBI+CCHM2yi+GFuVLSDHiroez1gK4FbgAAure/eMoY+VCA== |
| 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
| 2026-09-17T11:44:11.444318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026248observed 9a743ed33b4f56a7d0deab5c4252124e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:44:11.426054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026248/manifest.jsonobserved 9860cc7d6fd2857da6bb2a508c2965e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:11.406935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026248/publication.mdobserved 8dd88fa46d4383e5c9234c5836577621...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:11.390648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026248/publication.txtobserved 9cb536fd204a1fa1385baead377d9cc1...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. |
|---|