OT-2026-000028394
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, pump 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-2026-000028394) never changes.
Identity and time
| Publication number | OT-2026-000028394 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-735e-a786-d529d6f79934 · 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-2026-000028394 |
| Status | PUBLIC |
Content hashes
| Canonical text | 64ec9f746aedd7d2b8550ca5d0536f2545a9b5d8994220a709636f455dc01d46 |
|---|---|
| Markdown | bab08b74fe604a72f86d7ed086050330ff09f72d72b6be916bff1c0434843264 |
| Publication page | 6b0331e87a105d2e1debd871452efed1a8217e291887327c821795f6542309c9 |
| Manifest | dadcac4052529fe04827be18281b6ee66d15a9c21566ae7caef7221126ed5310 |
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 | t88bmEHfCtBN19k9FvPhRf9Hnt3NDIf7NFR7zplGfbME6VFewL2Zt3fC7AHcGpVi1UY8iO6+D+yw3wyzI+ksAQ== |
| 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
| 2026-09-17T11:40:31.271505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028394observed 6b0331e87a105d2e1debd871452efed1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:31.249679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028394/manifest.jsonobserved dadcac4052529fe04827be18281b6ee6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:31.231392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028394/publication.mdobserved bab08b74fe604a72f86d7ed086050330...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:31.214138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028394/publication.txtobserved 64ec9f746aedd7d2b8550ca5d0536f25...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. |
|---|