OT-2026-000028926
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000028926) never changes.
Identity and time
| Publication number | OT-2026-000028926 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-7cf3-bbf1-00777c37a95d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028926 |
| Status | PUBLIC |
Content hashes
| Canonical text | e46e0034610ee0d0e4214ca11ebfbe03d0bee927df339263fcdc6d0b8a3d8daa |
|---|---|
| Markdown | 256a0645f27a1f24719da17043857017a2772f789b5c23353e38a6d47d6c7f38 |
| Publication page | e0a10b9d7872555e6a581d0dbaac653fd4dfba0dbaba2421763e849aa71ace08 |
| Manifest | f3e8a12f9ed298857e25abcc2befc16537a70bb77bce12e2343a14885e610d05 |
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 | DYRSZPKqAAVDUaVyRzFeVh4mjCqJ7xLy0Hzz43aSYTixB6gftEUW6p4WVHPkvzpyfC00Jg30S8d7kj4kEsi3Bg== |
| 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
| 2026-09-17T08:20:21.458424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028926observed e0a10b9d7872555e6a581d0dbaac653f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:21.438705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028926/manifest.jsonobserved f3e8a12f9ed298857e25abcc2befc165...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:21.298016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028926/publication.mdobserved 256a0645f27a1f24719da17043857017...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:21.279681Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028926/publication.txtobserved e46e0034610ee0d0e4214ca11ebfbe03...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. |
|---|