OT-2026-000028810
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000028810) never changes.
Identity and time
| Publication number | OT-2026-000028810 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2252-7a76-9313-8906fc67e8a5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:36.158293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028810 |
| Status | PUBLIC |
Content hashes
| Canonical text | ded57cfe01e9654850baf28a4610a3ea4af06a663179e4bf5cd279698cd30dda |
|---|---|
| Markdown | 25c70b99d771dc471e2ba551af41cabe70132760f6ff3523c8c3d7af04c59800 |
| Publication page | c2d43c97fe5a906f4ed71d4d417e011ba608635d09cb53cd942eeda31204f654 |
| Manifest | 078a8a3437f4c88b420f9a5735bf0f080fc54958baea9d1ae2c5733c321ee345 |
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 | 4dAWd1UaMsh3idewMEBH2rLBdVDByAu+AskVt/OT+qy9VCyBMY5Jut4AaAP5ZQDO7UJAKKVv5FbYHkys5UCQCg== |
| 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
| 2026-09-17T11:40:04.386166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028810observed c2d43c97fe5a906f4ed71d4d417e011b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:04.363515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028810/manifest.jsonobserved 078a8a3437f4c88b420f9a5735bf0f08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:04.343997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028810/publication.mdobserved 25c70b99d771dc471e2ba551af41cabe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:04.323950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028810/publication.txtobserved ded57cfe01e9654850baf28a4610a3ea...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. |
|---|