OT-2026-000022828
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000022828) never changes.
Identity and time
| Publication number | OT-2026-000022828 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-7f68-a4cc-64287a34e00a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022828 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8dbc4d823e5420b9a838a3732800bb67696ed710447fbc641123674c94c817ce |
|---|---|
| Markdown | 1b4740a52baff4ac1b571c30083b12503ba747aea4076f0282129ad2142ff50d |
| Publication page | 92b1e5f2d5d8cff0deede0a5b78523a9b681f71663125a67b15078412bcdd7bf |
| Manifest | 429e33e85b325a627afe3e48614346b81f4e5dc2896d518947710b8b60440231 |
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 | n1lvJWIGmdF8uFWoRsXqZMzrClImKBEZg7pyVNtEDnQZihFn+C3noeR4TrGWup5DPl3KZaqbYA+DdLjxif9RDA== |
| 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
| 2026-09-17T11:52:21.635156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022828observed 92b1e5f2d5d8cff0deede0a5b78523a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:21.617481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022828/manifest.jsonobserved 429e33e85b325a627afe3e48614346b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:21.585178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022828/publication.mdobserved 1b4740a52baff4ac1b571c30083b1250...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:21.552868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022828/publication.txtobserved 8dbc4d823e5420b9a838a3732800bb67...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. |
|---|