OT-2026-000004116
Publication integrity record
Porous face vacuum gripper, three zone face, three outlet manifold, two stage ejector, pressure verified
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-2026-000004116) never changes.
Identity and time
| Publication number | OT-2026-000004116 · never reused |
|---|---|
| Internal UUID | 01a0a90f-280e-7239-8985-06d7f2cace5e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:12:17.937625Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004116 |
| Status | PUBLIC |
Content hashes
| Canonical text | c2609a3dbf63f0a021ed5ae3ac789dba773d285cf2952fec84b06b9c9da13b27 |
|---|---|
| Markdown | 664ec96087b901b1568664e2640ff5947936c5523f849b5b58419692a4a5a722 |
| Publication page | 3120b57b1748e676fe08ca17aeff67a08e2c50cea7ac9d6d9c9b57a64b1883f5 |
| Manifest | 27e0390ff37232db1a6a62117551bdac5747f30c5982a4e94cd667515dfefefa |
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 | SQy5l7ThxpQY/HEfLMcEfaYkAtn0FzFspMlxfpihOT7btA8JWWmfZBfbyd+DzoJFGcrKy6n3eljZ9Wb4ypFXAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:34.718140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004116observed 3120b57b1748e676fe08ca17aeff67a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:34.703869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004116/manifest.jsonobserved 27e0390ff37232db1a6a62117551bdac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:34.690319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004116/publication.mdobserved 664ec96087b901b1568664e2640ff594...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:34.676852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004116/publication.txtobserved c2609a3dbf63f0a021ed5ae3ac789dba...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. |
|---|