OT-2026-000028378
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, 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-2026-000028378) never changes.
Identity and time
| Publication number | OT-2026-000028378 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7c55-a715-54862499b14a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028378 |
| Status | PUBLIC |
Content hashes
| Canonical text | de9c85378f95fd76f5eec7373e4466616287d6b12d395fb53eb63dbdba99bae4 |
|---|---|
| Markdown | 076227eddc79317ffa2cba5ad6e58ece37d3dc0ece85958b479c2951b7340d21 |
| Publication page | e06f0cdd3505860e150f2237a18db91ca891dbe94d8fe5f163cdb24078eef559 |
| Manifest | d3cbccf9b374cfc72d740253128a5bc47d3c8998d5dc6a746198b9d7481e7e96 |
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 | Pp1dOCVlAbjqRXNoDC5cOutWiwgSsZo4oUeN/+BR1NIG4zHl8DtPCAFWUff/Me5pUgPr0qOdvh/d6YSlnPapAw== |
| 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
| 2026-09-17T11:40:23.565025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028378observed e06f0cdd3505860e150f2237a18db91c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:23.547052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028378/manifest.jsonobserved d3cbccf9b374cfc72d740253128a5bc4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:23.526865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028378/publication.mdobserved 076227eddc79317ffa2cba5ad6e58ece...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:23.508337Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028378/publication.txtobserved de9c85378f95fd76f5eec7373e446661...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. |
|---|