OT-2026-000003970
Publication integrity record
Porous face vacuum gripper, three zone face, two outlet manifold, 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-2026-000003970) never changes.
Identity and time
| Publication number | OT-2026-000003970 · never reused |
|---|---|
| Internal UUID | 01a0a90b-9f61-7c8f-a0c9-940972c3c705 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:26.340145Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003970 |
| Status | PUBLIC |
Content hashes
| Canonical text | c91335b391f942701d140276ecfa74be7be9a2bc8642ffc1e5c37e2e84ee4760 |
|---|---|
| Markdown | 733097cb37cc432179c0b484d410701a9e95385295279845425c0c4cf16e1279 |
| Publication page | cd39e2a6538ba0b49f7b905e08c106d72ea2bcaa9714bccf9f8c2a4f1e013cb3 |
| Manifest | 9130ebde5deb381674cc4af43e449824518c5b872bfedbe53d38ce31f2268680 |
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 | KBq8cuo0v2yK67n3+gjwROJAZVNePR7gRt7khKgKSROEXYVkWh12YOSkRc5bIHylbyEwyov+5V2DJrFZtvulAg== |
| 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
| 2026-09-16T07:10:09.123659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003970observed cd39e2a6538ba0b49f7b905e08c106d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:09.110704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003970/manifest.jsonobserved 9130ebde5deb381674cc4af43e449824...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:09.095382Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003970/publication.mdobserved 733097cb37cc432179c0b484d410701a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:09.077516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003970/publication.txtobserved c91335b391f942701d140276ecfa74be...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. |
|---|