OT-2026-000073120
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line 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-2026-000073120) never changes.
Identity and time
| Publication number | OT-2026-000073120 · never reused |
|---|---|
| Internal UUID | 01a0ae92-efb5-7f26-8156-840217621f32 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:20.363042Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073120 |
| Status | PUBLIC |
Content hashes
| Canonical text | b3171fae5898405758a12b87545d8a51300e80af9d280200dc51c4d373bcf147 |
|---|---|
| Markdown | 70e17ef0e6663d41bcae6336b7dd0c4d01216aa4764d0b693f56af73dc3d1eec |
| Publication page | 8b456552ee37a4ec52905474265ce9cabce117b77b1c668c23a2b7bf543219d0 |
| Manifest | 6ba2537b71640a50ed7fccf5c172be0ebf7a2a8e4dfb1f101de8ba347a7cefae |
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 | dY95gjBrIMGj65mwn0d4oK0/7p+wIKwmsN43AubdlnziAgzfBl+M0dRbX6Tp6r9jl9xHMfRzhECv2aUJxw2YAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:21:03.025709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073120observed 8b456552ee37a4ec52905474265ce9ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:03.005938Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073120/manifest.jsonobserved 6ba2537b71640a50ed7fccf5c172be0e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:02.985458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073120/publication.mdobserved 70e17ef0e6663d41bcae6336b7dd0c4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:02.964537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073120/publication.txtobserved b3171fae5898405758a12b87545d8a51...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. |
|---|