OT-2026-000030878
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000030878) never changes.
Identity and time
| Publication number | OT-2026-000030878 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb5-72f9-918a-104de73d6069 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030878 |
| Status | PUBLIC |
Content hashes
| Canonical text | 945a3fe5171158ff8df32724a1658af60e6e5760200b87e3648d328560f521f3 |
|---|---|
| Markdown | 8b2c204c1fcb48b47e2c51205c7710bb4ba8dda98979535f1c1c71affa13c538 |
| Publication page | 8b084e61e1a9cedb48160a5068bfff8a84e5d7fdd923bdbb24691d71c0265643 |
| Manifest | 2053f31c7481e0da29afccea934bc0c49b273f60bd484481bfe4abe881c80cea |
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 | mvvFnmeOOlipVP6Spkdd5KsaGIMNh3KiN5scchxI9P85un/tlOfVPJOJ7CvzGLJIgPYZG/Hpito/DdWTh6IGBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:36:51.412633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030878observed 8b084e61e1a9cedb48160a5068bfff8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:51.395568Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030878/manifest.jsonobserved 2053f31c7481e0da29afccea934bc0c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:51.378429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030878/publication.mdobserved 8b2c204c1fcb48b47e2c51205c7710bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:51.360395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030878/publication.txtobserved 945a3fe5171158ff8df32724a1658af6...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. |
|---|