OT-2026-000028966
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000028966) never changes.
Identity and time
| Publication number | OT-2026-000028966 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9e-7d13-9bf9-fe4f4940aa62 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028966 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2a8bcf107a90bc913c53e359e6c0159340fc5a9850c976fca1d653cc34046127 |
|---|---|
| Markdown | 2a9ae8035f6800313010b24c4fc13d70fd396133f66ebb78a7cf82d360122733 |
| Publication page | bbe2a51775fc2b2899a4a64521faefcaf05f99cd2ae554bc53c4ed42fe2c30a0 |
| Manifest | 73e241e73f51f0bea189488fd52c19e71c10b5d6331c02f96678579a79ed6d5c |
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 | yoHQ9Y/rgUTAcU8e/xPVF8oBX/Avy4x4nrWooJgUWw1HWbBnUv4TMsfWe145cZlgdGyU7oZt9V6j+7lgQjdiAQ== |
| 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
| 2026-09-17T08:20:28.232650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028966observed bbe2a51775fc2b2899a4a64521faefca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:28.215176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028966/manifest.jsonobserved 73e241e73f51f0bea189488fd52c19e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:28.196722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028966/publication.mdobserved 2a9ae8035f6800313010b24c4fc13d70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:28.177689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028966/publication.txtobserved 2a8bcf107a90bc913c53e359e6c01593...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. |
|---|