OT-2026-000090779
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, two 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-2026-000090779) never changes.
Identity and time
| Publication number | OT-2026-000090779 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-7357-9ffd-dd5dab10f752 · 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-2026-000090779 |
| Status | PUBLIC |
Content hashes
| Canonical text | f8a81b49e391d8e9688dec0084afde6fccc4a2fa717b02a61e178aeb14421d96 |
|---|---|
| Markdown | 7e05eecba5a4cb81b00fd5af19f93a112f1058f262c9530aa7ecba6e9a931bcf |
| Publication page | 119931c1fc548dda82550b75dc73b7305b029b8617d12d56fac04d136d6ec5da |
| Manifest | 0c63a86d8a33a6729d84931f60787afbfcd19975631b7cabed67f78b2dc1d828 |
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 | 8o9S/3WFQ2Iyh5qv2R8bIabBYQ91eFAhcGvxcY9k0WTYlJE8CAvAWxN0KVgOGn9xIRpq5vcieUism1+gAH6oAg== |
| 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
| 2026-09-17T09:44:58.898363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090779observed 119931c1fc548dda82550b75dc73b730...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:58.879117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090779/manifest.jsonobserved 0c63a86d8a33a6729d84931f60787afb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:58.860873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090779/publication.mdobserved 7e05eecba5a4cb81b00fd5af19f93a11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:58.845166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090779/publication.txtobserved f8a81b49e391d8e9688dec0084afde6f...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. |
|---|