OT-2026-000074790
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000074790) never changes.
Identity and time
| Publication number | OT-2026-000074790 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2c-7822-8d86-253073273554 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074790 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3800d6f0fd47d7d7274310b6c18a61107e02d549bb85fc3abfe3f1ecd111bf22 |
|---|---|
| Markdown | dd50cbc49e29a3974155ba435fc68a5cad400df7d490a05ca2b612138ef9158e |
| Publication page | 9e072fe673f8efed944d64fcf38a3d944aa5eb2e34c5751a8dc6b53439e4e705 |
| Manifest | b9df14820833fc37fe4e0bc5d9d7f962d7b8993ac421124b0888a001cb0faffe |
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 | frHuuNn8RyoZH3Dw27UY/2+oNJbnwBTvwP/BZh1b6V1BNiH30vFrCWLmBvPRZzd3Xj1sIapUus2cjh0qzjWBCw== |
| 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
| 2026-09-17T10:18:29.479642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074790observed 9e072fe673f8efed944d64fcf38a3d94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:29.461431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074790/manifest.jsonobserved b9df14820833fc37fe4e0bc5d9d7f962...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:29.418959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074790/publication.mdobserved dd50cbc49e29a3974155ba435fc68a5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:29.376478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074790/publication.txtobserved 3800d6f0fd47d7d7274310b6c18a6110...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. |
|---|