OT-2026-000090355
Publication integrity record
Three cup vacuum gripper, three zone face, single stage ejector, pressure sensor per zone, 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-2026-000090355) never changes.
Identity and time
| Publication number | OT-2026-000090355 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-71bd-b737-27cd0fdab8ce · 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-2026-000090355 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd459ceb77aea580b5b94eefef4ea1c5f3859c090be0bf28cfaaea918435627b |
|---|---|
| Markdown | dfcbad648294565687083be307a44833a5f585d0134e551faea8c535c98ddb02 |
| Publication page | 9bbb929f2b0d24f3c2ed38f8b226c1b67cdb7a1861639f78b77a7b4640acff5e |
| Manifest | 41b28c4d0bf5f37287b91c96ee8c8d9c425b3c06230a6f6fdb34fec2e732d34a |
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 | tjI1Ne70fJXdWj/Cy2JTFXANUvQ22DWC3yVT5JffBlMc4d1Ym9Mxa4XS1Fi4ekm3I0ZBrEk5Itu2uRZxQRCcDw== |
| 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
| 2026-09-17T09:44:27.211484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090355observed 9bbb929f2b0d24f3c2ed38f8b226c1b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:27.191510Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090355/manifest.jsonobserved 41b28c4d0bf5f37287b91c96ee8c8d9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:27.172093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090355/publication.mdobserved dfcbad648294565687083be307a44833...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:27.154955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090355/publication.txtobserved dd459ceb77aea580b5b94eefef4ea1c5...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. |
|---|