OT-2026-000020017
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000020017) never changes.
Identity and time
| Publication number | OT-2026-000020017 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-7d34-b7ea-b9dcdcc95fc9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020017 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7f78a2d0a96e18866d089e33fd8b54e4bbdf5fab65fd53a406a8755d0c913e0 |
|---|---|
| Markdown | ff29ac70f503a7c790e8efdd613ead3c0cc1d9e067fe95fa0a784eb222936d40 |
| Publication page | 54ff3ffb5dfd1efdc1085962db435446809b2088f08cfa5b738512e5b6078ad2 |
| Manifest | 3364661bf33c8d0e092c42cbfd0a2fb3e7887bbdd341d874874bbdc0b12cf873 |
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 | ZoP/HkiyFqf5j9hk1XHc0HjCWpJKadfOvMd88m9ad2C8xqDy5+KPAuAP3opj/HE3gM5kfDg2Q+me2v6mjytiCQ== |
| 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
| 2026-09-17T11:58:16.138199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020017observed 54ff3ffb5dfd1efdc1085962db435446...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:16.119326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020017/manifest.jsonobserved 3364661bf33c8d0e092c42cbfd0a2fb3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:16.100917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020017/publication.mdobserved ff29ac70f503a7c790e8efdd613ead3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:16.083131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020017/publication.txtobserved c7f78a2d0a96e18866d089e33fd8b54e...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. |
|---|