OT-2026-000072056
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000072056) never changes.
Identity and time
| Publication number | OT-2026-000072056 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c1-7030-b797-ef88cc08b41a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072056 |
| Status | PUBLIC |
Content hashes
| Canonical text | c225abd5993ed54df824a08df2e5545fbc9b287207140fc7fe8ddc162e52b004 |
|---|---|
| Markdown | fc1d38cfa7161723260ccd096981fa272b33a376731fa2f1ec7f1eebd8c9a018 |
| Publication page | 13ef0f39bdb7ef58c6b5531b76fd1a5d6e5e42f8261d85873d6d963da622ec55 |
| Manifest | d8cf936711a56c424557a03ebce91aa38671d87fd8e0340dcfbff0745c875a3f |
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 | vD4AQA+umMNiPdwEYo5iN1XdqJdk3n01CdTv9Qb1BwBr3T8mVc9u2Jh+2fyip81AUqVBqC+DH4iQbQkrIyJAAQ== |
| 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
| 2026-09-17T10:23:07.555924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072056observed 13ef0f39bdb7ef58c6b5531b76fd1a5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:07.538528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072056/manifest.jsonobserved d8cf936711a56c424557a03ebce91aa3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:07.522429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072056/publication.mdobserved fc1d38cfa7161723260ccd096981fa27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:07.507201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072056/publication.txtobserved c225abd5993ed54df824a08df2e5545f...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. |
|---|