OT-2026-000057345
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented before set-down, on a tool changer
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-2026-000057345) never changes.
Identity and time
| Publication number | OT-2026-000057345 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5bd-7c6c-a679-52cc07bd034b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057345 |
| Status | PUBLIC |
Content hashes
| Canonical text | c30c0049af236cdbcadf67f94609d6c0017f585695de95ffb702afea49c423fb |
|---|---|
| Markdown | 02775b1d958cf084d75e3a045bb6e41a814ad2ac0271def0a027cb41c0b9a762 |
| Publication page | 7419a1d34cbca825ecaba81369807fe7a09372996a8c8f6b1056e1a6cc5785ab |
| Manifest | cb3100019280f6f0d892b9249b18282ab30a0b873f5df1aa0112486527716ab0 |
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 | tjVWmPZRX08GMbp5Z1NIGdwztN6TPaTVhJGm12CJlcjv4PHjCJ7L8ScW+0eIWZg3dbnrS6c/S2ufHPP2We6xBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:28.185606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057345observed 7419a1d34cbca825ecaba81369807fe7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:28.168501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057345/manifest.jsonobserved cb3100019280f6f0d892b9249b18282a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:28.150468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057345/publication.mdobserved 02775b1d958cf084d75e3a045bb6e41a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:28.131789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057345/publication.txtobserved c30c0049af236cdbcadf67f94609d6c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:37.382816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057345observed 7419a1d34cbca825ecaba81369807fe7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:37.364443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057345/manifest.jsonobserved cb3100019280f6f0d892b9249b18282a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:37.346818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057345/publication.mdobserved 02775b1d958cf084d75e3a045bb6e41a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:37.328129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057345/publication.txtobserved c30c0049af236cdbcadf67f94609d6c0...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. |
|---|