OT-2026-000004482
Publication integrity record
Porous face vacuum gripper, per zone isolation, ejector fed, contact triggered on the face
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-2026-000004482) never changes.
Identity and time
| Publication number | OT-2026-000004482 · never reused |
|---|---|
| Internal UUID | 01a0a919-7f4f-70a7-8b50-0c22ac62ae5e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:23:35.634340Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004482 |
| Status | PUBLIC |
Content hashes
| Canonical text | a2c778e271ea104dac367bdb6807b42932f102d22dc659eecd472de91f3f8b65 |
|---|---|
| Markdown | 30175ba853a9b3c59008b1409fb7ba290f0fada94af858b20d8804e30a382e36 |
| Publication page | 93990966eb061707a14af57a9b6c08d5cbdd4072632c091cc8f27a2c498bf614 |
| Manifest | 8b2630096fc9b522b298b74fb98130d6bc5d737c022ce483763c0446af2c2323 |
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 | y56U0pR+5VXcNxM3BbcBINswmERpWsFLItO4RUd9py+6wig2nmhJo99UancrxF8pPdHRJzhqKts5YkV1BtPeDg== |
| 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
| 2026-09-16T07:30:22.742571Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004482observed 93990966eb061707a14af57a9b6c08d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:22.729647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004482/manifest.jsonobserved 8b2630096fc9b522b298b74fb98130d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:22.714016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004482/publication.mdobserved 30175ba853a9b3c59008b1409fb7ba29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:22.701373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004482/publication.txtobserved a2c778e271ea104dac367bdb6807b429...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. |
|---|