OT-2026-000021217
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000021217) never changes.
Identity and time
| Publication number | OT-2026-000021217 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7b39-b186-8437be92787e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021217 |
| Status | PUBLIC |
Content hashes
| Canonical text | db9e729bb6eb517fb97b9e5ce287aba387bf0c6b8a1e3c83f69c3bf8d92d19ff |
|---|---|
| Markdown | 224ae19aadcb7076847b836920682cbc5de57d32cad65ae18e48b39475c80790 |
| Publication page | 2775ac8fb7b1b5f916932adb0f4ea01f9f16365b7cf5401cc514d5250be3d567 |
| Manifest | 9f39cb6bd728d58e37374e17d0ada90e434eadf6bc9807be4ab92ffc7cd45b47 |
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 | 0/ksiYL32Kg3C2yTDv6PMz3fDCzSxPUwQoSpoh9Ujb92Q1avOTF08WCUIMktFAUCO4sclAjh1eR1UQj7e8YBDQ== |
| 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
| 2026-09-17T11:55:01.216986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021217observed 2775ac8fb7b1b5f916932adb0f4ea01f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:01.190379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021217/manifest.jsonobserved 9f39cb6bd728d58e37374e17d0ada90e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:01.165488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021217/publication.mdobserved 224ae19aadcb7076847b836920682cbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:01.145683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021217/publication.txtobserved db9e729bb6eb517fb97b9e5ce287aba3...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. |
|---|