OT-2026-000005875
Publication integrity record
Porous face vacuum gripper, common isolation valve, two outlet manifold, two stage ejector, closed cell
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-2026-000005875) never changes.
Identity and time
| Publication number | OT-2026-000005875 · never reused |
|---|---|
| Internal UUID | 01a0a947-c910-7851-80d3-a9b6124fd41c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:14:09.172175Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005875 |
| Status | PUBLIC |
Content hashes
| Canonical text | 380cfd413ec464a269f293816e2ebc8cbfdf2d1243691b8fbd65fdf7b578698d |
|---|---|
| Markdown | 1d72a7a394c4802b14be3f2f4367cdafd624a5883923e5b11d7dec9e2785cdaf |
| Publication page | e0a61d4b78cd8cc41a220ce10cf59f1cf78e295bb190b7a209bfe69b39b204dc |
| Manifest | 1ec42aa41a2179e59cce69a5ebb5f8a4095513231c5715d2203859ef99d3c940 |
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 | IySJCh66zn6dnvitHvD8oLp43duztu6I6tvcz2NkShiL3lNf3ra6KUuePRUL6cC2DwhtRAF80CEhDQCD37BNDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:22.746087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005875observed e0a61d4b78cd8cc41a220ce10cf59f1c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:22.732048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005875/manifest.jsonobserved 1ec42aa41a2179e59cce69a5ebb5f8a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:22.717450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005875/publication.mdobserved 1d72a7a394c4802b14be3f2f4367cdaf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:22.702929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005875/publication.txtobserved 380cfd413ec464a269f293816e2ebc8c...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. |
|---|