OT-2026-000020620
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000020620) never changes.
Identity and time
| Publication number | OT-2026-000020620 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e1-7e8f-af65-96c6eb112c97 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020620 |
| Status | PUBLIC |
Content hashes
| Canonical text | 604142018558e908485452121365d8bee3a09c58b62decc464eda61b54b4706d |
|---|---|
| Markdown | 26691a15d3c79d379a04fd14a4fdb5d10acd859f4672dc76d0c384a54fd4b571 |
| Publication page | 109d085dd1f86d19f92641322ce9cf593c56563e02f288f252375411a4fa05a0 |
| Manifest | 740eb945b8e8626b78434ac6d0cc912a85d90006da1add55a67a35d8be16723a |
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 | zi7GplwsdggTe6zCNluDJH21m7llfjbEA5+jjn+pSCfmPpvd0i1jzg5rtmZAm78IYA61FuPVPaWv7OJaGDLZCA== |
| 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
| 2026-09-17T11:55:33.929620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020620observed 109d085dd1f86d19f92641322ce9cf59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:33.911315Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020620/manifest.jsonobserved 740eb945b8e8626b78434ac6d0cc912a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:33.894633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020620/publication.mdobserved 26691a15d3c79d379a04fd14a4fdb5d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:33.877660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020620/publication.txtobserved 604142018558e908485452121365d8be...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. |
|---|