OT-2026-000038550
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038550) never changes.
Identity and time
| Publication number | OT-2026-000038550 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d54-76a6-a07e-c499b829273e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:06.661829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038550 |
| Status | PUBLIC |
Content hashes
| Canonical text | 341cc8612ff241bde789ff6a0c2f3eaaa55e791e752f82e90a8872bda1967e9d |
|---|---|
| Markdown | 9458a034391cf413770e4610baa9332f1ebff6d89fbf164a093c846d6999f3e6 |
| Publication page | 1be187f5b4effaebb5458457e15d7474d60bdbea80d3285a26d44ce464686ce6 |
| Manifest | 9fb0bb074a023e1976bb20c3535e821d06a3f05f43037ad9b75c925b66769c47 |
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 | d2/nZmSBwg98Hq3qlS51asxD2UrYNXfO4SJDKrtsD1x4NxADKSeSB7CZ9aF1gf6RVrUKgzMQVUW89ZKS8pFDCA== |
| 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
| 2026-09-17T11:22:48.808984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038550observed 1be187f5b4effaebb5458457e15d7474...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:22:48.791654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038550/manifest.jsonobserved 9fb0bb074a023e1976bb20c3535e821d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:48.774593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038550/publication.mdobserved 9458a034391cf413770e4610baa9332f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:48.755993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038550/publication.txtobserved 341cc8612ff241bde789ff6a0c2f3eaa...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. |
|---|