OT-2026-000031457
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000031457) never changes.
Identity and time
| Publication number | OT-2026-000031457 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-727e-9912-0c56aa6e908e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031457 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a43d618e6de695229addb78c7f4315ec61ca6641e9a79f5fd43543fc9419500 |
|---|---|
| Markdown | 54fd4f854ff179f414d41ccfd17a968d76e3eabb4433fe41f9d0e2c9da1f5d34 |
| Publication page | 75ab5b8733c29a4622419865cbe8861279c3ad4db2fbfa4b2557bfc2e2e83075 |
| Manifest | a257061e51ebc9ddb0448b7df7c00797564e27a4a2a9bb3e05a485a5a2454cf5 |
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 | NrCnvtYAgzcDSY5wGmALG7zrk83xezKy9UVHLCFobW29RLwv+m99LaBHL1Lszr7BnJ845ZHXAqCkDhamym4GAg== |
| 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
| 2026-09-17T11:36:11.083917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031457observed 75ab5b8733c29a4622419865cbe88612...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:11.064838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031457/manifest.jsonobserved a257061e51ebc9ddb0448b7df7c00797...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:11.047788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031457/publication.mdobserved 54fd4f854ff179f414d41ccfd17a968d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:11.026855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031457/publication.txtobserved 4a43d618e6de695229addb78c7f4315e...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. |
|---|