OT-2026-000005073
Publication integrity record
Porous face vacuum gripper, per zone isolation, two outlet manifold, pump 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-2026-000005073) never changes.
Identity and time
| Publication number | OT-2026-000005073 · never reused |
|---|---|
| Internal UUID | 01a0a92c-fe00-7f14-9905-8251b80e4afb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:44:53.251424Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005073 |
| Status | PUBLIC |
Content hashes
| Canonical text | b94bc3b6a9aed837d3d3a498402e103d78899a1ec50b3601bdf60e2fe46918b7 |
|---|---|
| Markdown | 072af5712fefe626cdcc1af0202fbf2ad2e86e7447cb9cb5c17677b03c019c44 |
| Publication page | c19ebdbe4cf0852ab27662b4bf399ce35451a86b5eab00874c6da925f7a46e37 |
| Manifest | 8bfb3ae8955a9f81524a0b123bb07bad06f05c239c56d5f8e552fcffc35b54c0 |
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 | XQ9v9PF1smayL9afUvuuOkjhLhO6p9aMjhm55oRDy0Maq1yG0uF8mxmnjxAyvWk7X0APRUOdv7G5TXbhcI/JAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:50:18.447884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005073observed c19ebdbe4cf0852ab27662b4bf399ce3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:18.429739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005073/manifest.jsonobserved 8bfb3ae8955a9f81524a0b123bb07bad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:18.416448Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005073/publication.mdobserved 072af5712fefe626cdcc1af0202fbf2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:18.400793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005073/publication.txtobserved b94bc3b6a9aed837d3d3a498402e103d...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. |
|---|