OT-2026-000004455
Publication integrity record
Porous face vacuum gripper, four zone face, four outlet manifold, ejector fed, contact triggered
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-2026-000004455) never changes.
Identity and time
| Publication number | OT-2026-000004455 · never reused |
|---|---|
| Internal UUID | 01a0a918-527e-7ee2-b501-1a5aeacb3c17 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:22:18.625785Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004455 |
| Status | PUBLIC |
Content hashes
| Canonical text | 15e112ecb464a5c10a7c7469f74addea4a93bbcc21a382619b1a7da35df9d6ad |
|---|---|
| Markdown | f6f517bde3e661dec8cdf882fb14ecc5120eeea44418b1f2ec6e0a6af5dffd75 |
| Publication page | 7843a9d640d20daf4564618c3a28b5f8d09314356ee6387d0a80b3704c8225be |
| Manifest | cc4d127639abbd730e59399e5c70d3f3c75f0473309b400f41dac55239e2fbd1 |
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 | MD2YWHMQ/rf9hfOMo2O9m4AP8sF9VEeholwEKLyoQDl8jUIj5BpN0eaxEpOpErmPCRNkmGa+f+mgGWjhRCTdBA== |
| 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
| 2026-09-16T07:30:25.673245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004455observed 7843a9d640d20daf4564618c3a28b5f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:25.660858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004455/manifest.jsonobserved cc4d127639abbd730e59399e5c70d3f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:25.648202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004455/publication.mdobserved f6f517bde3e661dec8cdf882fb14ecc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:25.635877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004455/publication.txtobserved 15e112ecb464a5c10a7c7469f74addea...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. |
|---|