OT-2026-000020309
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000020309) never changes.
Identity and time
| Publication number | OT-2026-000020309 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-737a-bb72-bab635a27e86 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020309 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8f96df9e0e6922e18c532f8df33509a688b13dbdcbe8c24892823aff70564ef2 |
|---|---|
| Markdown | ce77822e0186e652bbf143aa7e71799ed089e39e301c2cd17319e5c6be14e071 |
| Publication page | 6d735c9fe0d92781ffb186538112ff67f23d5b111edce4215427aacb9bbf367a |
| Manifest | 9daf0f7b3e18daec91ca50cbc5eb7b21766e4d3775f351725517848058726643 |
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 | pc11sWEJb0Vx1zDuafYZSe9kubZVevJ6T9rlM7Rfdauq62MNNlVkqU9nZyzYQ8Q1djXKujIcgYg6EnvtzRweAw== |
| 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
| 2026-09-17T11:56:40.734184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020309observed 6d735c9fe0d92781ffb186538112ff67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:40.714942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020309/manifest.jsonobserved 9daf0f7b3e18daec91ca50cbc5eb7b21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:40.695925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020309/publication.mdobserved ce77822e0186e652bbf143aa7e71799e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:40.676096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020309/publication.txtobserved 8f96df9e0e6922e18c532f8df33509a6...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. |
|---|