OT-2026-000028081
Publication integrity record
Two cup vacuum gripper, two outlet manifold, two 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-2026-000028081) never changes.
Identity and time
| Publication number | OT-2026-000028081 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7b17-91e8-76eb81b603a3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028081 |
| Status | PUBLIC |
Content hashes
| Canonical text | 246d961d7e307eb102e9a4ceca47f1d30f2689d509ee77a3ddf7e7b80f097f99 |
|---|---|
| Markdown | b0c5b56768ee030ed5400f7aa4a4786818399e84d154c42c65005fd5c6b44cdb |
| Publication page | 57af71333c2ff03ffdc444d6a6f7148b791297227d0375dd38a47620fc7ce2e9 |
| Manifest | b6916e6bd924627c904c1774230d9f7d45e0dbe331a1497bd5d8c6cac0f2f1a2 |
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 | Kaj77MwulWHU0P5uGa5AxT5KgKq8lrRboYXKTN7IYkI+//VHFCHg8zT5i16UGqkuPzKBUfL7mN2UHwFoVsUEBA== |
| 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
| 2026-09-17T11:42:25.375861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028081observed 57af71333c2ff03ffdc444d6a6f7148b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:25.350462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028081/manifest.jsonobserved b6916e6bd924627c904c1774230d9f7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:25.331883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028081/publication.mdobserved b0c5b56768ee030ed5400f7aa4a47868...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:25.314097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028081/publication.txtobserved 246d961d7e307eb102e9a4ceca47f1d3...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. |
|---|