OT-2026-000028121
Publication integrity record
Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000028121) never changes.
Identity and time
| Publication number | OT-2026-000028121 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7b1a-99dc-667b123fe069 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028121 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0202421e9d78c3bf5b0cb650fce7bd881473715bf3ea672b122be7025a7c9e3d |
|---|---|
| Markdown | c4c903801ec2b8de5c43aed112ee8902a8c38f32a80e1f94f2ebb9de49c64388 |
| Publication page | 8a0bb7dbd2a886ca7eaf1fd39c024bd5e8cd7d349141d96d78c230cc472464fd |
| Manifest | 9a85826847fdd18e3628de62ab06d9823a30c367c4d2c848b39cf55e630111a8 |
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 | 0n3CvoUo4nWDVmNDU9dpKZEGdJd2jxNa/S8pEaT3ZbSrNyrZJJH4BsIAehBJmrYE4D6FSEpiMETcyklWPMo9AA== |
| 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
| 2026-09-17T11:42:28.276444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028121observed 8a0bb7dbd2a886ca7eaf1fd39c024bd5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:28.261296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028121/manifest.jsonobserved 9a85826847fdd18e3628de62ab06d982...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:28.243713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028121/publication.mdobserved c4c903801ec2b8de5c43aed112ee8902...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:28.227879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028121/publication.txtobserved 0202421e9d78c3bf5b0cb650fce7bd88...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. |
|---|