OT-2026-000003734
Publication integrity record
Porous face vacuum gripper, three zone face, per zone isolation, ejector fed, 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-2026-000003734) never changes.
Identity and time
| Publication number | OT-2026-000003734 · never reused |
|---|---|
| Internal UUID | 01a0a90a-e5d2-7011-b9a2-e619e5fc053f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:38.836992Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003734 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d07250b91c467e3d0ad4bb267f59940d9ff9742b866c7341cd7ea7ac973a55b |
|---|---|
| Markdown | eb248b722065166a2c8103edec69993e90d954425b48396df32b856dfd4352b6 |
| Publication page | 28f0ee1e8b31e13e84ae83bcf311e9787a6cba57ede8953de005ddf5856d707b |
| Manifest | 82aeee3f03f12055f78131140918341116534be5f786cef8f7d48da3d622b0df |
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 | 2yzgfbqiFaqGmcWdYl2ep0GW8Vs+yrO4+Y0TMgiq+XT+aCqxrVde8XV19c31puMMi64J7WbHcnclwXC26P7oBw== |
| 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
| 2026-09-16T07:50:33.898079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003734observed 28f0ee1e8b31e13e84ae83bcf311e978...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:33.881842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003734/manifest.jsonobserved 82aeee3f03f12055f781311409183411...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:33.744952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003734/publication.mdobserved eb248b722065166a2c8103edec69993e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:33.729842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003734/publication.txtobserved 8d07250b91c467e3d0ad4bb267f59940...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. |
|---|