OT-2026-000003791
Publication integrity record
Porous face vacuum gripper, two zone face, two stage ejector
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-2026-000003791) never changes.
Identity and time
| Publication number | OT-2026-000003791 · never reused |
|---|---|
| Internal UUID | 01a0a90b-1258-75e3-a286-550fdb810577 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:50.235402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003791 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8c2611b11785ebed6cd1c3941552b911248558000e17a876ffaf30a93b1cdc87 |
|---|---|
| Markdown | e673a5bc486d5a14656907bc145ed466a366f10e287486b030be7863eadf2791 |
| Publication page | a510c0d9887a08c1b762717f6e78e737917cdc6322e39e34ad06d1497dd51a29 |
| Manifest | 5e0882bcf8fe63a90d5cbc31f0230cc49754c8d08b573e50e0154ae7d205bd88 |
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 | xVJLmD9ak01svHNg2YuwcwtrbPmoSN/prB8Os0EAz8R92jTTcbHWbMW+dX8VQymnmANVHL3SEbucJdN746VoAg== |
| 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
| 2026-09-16T07:10:20.136964Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003791observed a510c0d9887a08c1b762717f6e78e737...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:20.121970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003791/manifest.jsonobserved 5e0882bcf8fe63a90d5cbc31f0230cc4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:20.104130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003791/publication.mdobserved e673a5bc486d5a14656907bc145ed466...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:20.089349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003791/publication.txtobserved 8c2611b11785ebed6cd1c3941552b911...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. |
|---|