OT-2026-000090403
Publication integrity record
Three bellows cup vacuum gripper, three zone face, plant vacuum fed, 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-2026-000090403) never changes.
Identity and time
| Publication number | OT-2026-000090403 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-78ff-b2bd-49cc0553047e · 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-2026-000090403 |
| Status | PUBLIC |
Content hashes
| Canonical text | f51c7eda6e493fcd6af9a107c186e5bb2844294fa23dddf3b6d7557cbe48130a |
|---|---|
| Markdown | 121c2e89d3742c2a1654de2bb1dd83cd01ae16c9e1dbd65d578cee84c1764443 |
| Publication page | 9b580195a7953f2d5b83bf83577f0053577588a52daf6b68046c2e6e45a41f2e |
| Manifest | 09542bac57932538e89a780b85d2750498d9316b956621c3577937068b6900eb |
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 | Rur5ueiRDetRiEIptFMVxtjM3XAHBdYE90ilHFULEUjQPfISvKjyfjVOariC1TBJHlBYeKG/wBb3nUMkHlGNAQ== |
| 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
| 2026-09-17T09:44:30.954015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090403observed 9b580195a7953f2d5b83bf83577f0053...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:30.934456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090403/manifest.jsonobserved 09542bac57932538e89a780b85d27504...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:30.916860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090403/publication.mdobserved 121c2e89d3742c2a1654de2bb1dd83cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:30.900965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090403/publication.txtobserved f51c7eda6e493fcd6af9a107c186e5bb...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. |
|---|