OT-2026-000089906
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000089906) never changes.
Identity and time
| Publication number | OT-2026-000089906 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428d-7d1e-ab9b-fe6e97ed7fac · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089906 |
| Status | PUBLIC |
Content hashes
| Canonical text | a1a7113b7b35ac7be397550fca6c2167b648ea90fb76ecbff9e8cb8143aa3151 |
|---|---|
| Markdown | 3f2b3a9e2960269772b69ac4810818553626d8c8d21b442a599eb6bd1d02d2af |
| Publication page | bf46a005079f138cee8e8dc414a5d26e7d7f0385d54cc2cc55de81abfbdb58a1 |
| Manifest | 7c9bcd5eca4ddb36da8052e5ba171e1497090ac36f6aac5bd470bbe2f6d9cf48 |
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 | muZmIfPrxyshsvX0GxoXdRel6Z2lxoNVnHvRKSd5phzhbvCaYPQ3Qwes0iyHRWaDWqkWeHXjOhAsKFlBuuV3Dw== |
| 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
| 2026-09-17T09:45:10.457595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089906observed bf46a005079f138cee8e8dc414a5d26e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:10.439979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089906/manifest.jsonobserved 7c9bcd5eca4ddb36da8052e5ba171e14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:10.422426Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089906/publication.mdobserved 3f2b3a9e2960269772b69ac481081855...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:10.403652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089906/publication.txtobserved a1a7113b7b35ac7be397550fca6c2167...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. |
|---|