OT-2026-000090579
Publication integrity record
Foam pad vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000090579) never changes.
Identity and time
| Publication number | OT-2026-000090579 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-718a-93a6-0670e101749e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090579 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4c2796153c5437ffc9d6fb67f93f49fcb7b29fe928fdd7e37719d772a11510f |
|---|---|
| Markdown | 5d4e3e821d8a5bf19851fb212487ae60059b7a25df86fc188cf7e137c555a665 |
| Publication page | c4ddeb78bdb40de11681c2f8f94bd0266bf7a2255506bf0c5178942b31e97fa8 |
| Manifest | 6e3057866d96a05fef2757f0fa065c2f906093e00c76f366cf84d65cca91599c |
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 | hC8Wl/8a1DUPBPI9p1XKBivzAPErW2uggOyMTS8UAmjrnLq36ZyXzZPnY9L8/hyUrQF7Y5ZpiSOd/dMab3vUDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:45.507860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090579observed c4ddeb78bdb40de11681c2f8f94bd026...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:45.491836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090579/manifest.jsonobserved 6e3057866d96a05fef2757f0fa065c2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:45.473936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090579/publication.mdobserved 5d4e3e821d8a5bf19851fb212487ae60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:45.455235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090579/publication.txtobserved a4c2796153c5437ffc9d6fb67f93f49f...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. |
|---|