OT-2026-000028593
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000028593) never changes.
Identity and time
| Publication number | OT-2026-000028593 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-715c-acb6-42a615c6d470 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028593 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6dd5c8c92207abe728ef601dd43eebeff32f75688a6b8c0cee610c8c426c0741 |
|---|---|
| Markdown | f7d2df9ae6db8ce47f54166a9b66ab0d129347a6b2870eb19c8c2daa0b403886 |
| Publication page | 1fb31ea629d1797fdcfdacc23a4a9c7238da4e51d1ad335a39e48f6a0e9c6214 |
| Manifest | 4b7d50a06cfcec80cac622eac2b0ee87d6cc171449dda05d3bb9ef603062d4cd |
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 | 66Af9tQ5WjRsoLrEE2FZASx035Vye4V8XiiNntHUdXm0P2PdPMmZT/moHeZ90CfvKfPARBUg21qdRcrrUXuNAw== |
| 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
| 2026-09-17T11:41:26.844765Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028593observed 1fb31ea629d1797fdcfdacc23a4a9c72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:26.824959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028593/manifest.jsonobserved 4b7d50a06cfcec80cac622eac2b0ee87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:26.801552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028593/publication.mdobserved f7d2df9ae6db8ce47f54166a9b66ab0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:26.779790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028593/publication.txtobserved 6dd5c8c92207abe728ef601dd43eebef...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. |
|---|