OT-2026-000090441
Publication integrity record
Four bellows cup vacuum gripper, four 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-2026-000090441) never changes.
Identity and time
| Publication number | OT-2026-000090441 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-7406-a006-857f7f8c2e48 · 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-2026-000090441 |
| Status | PUBLIC |
Content hashes
| Canonical text | b26141f93d529884facc9502af45e8f85dc9e58f3fd64abeb3acbbf32dfd0475 |
|---|---|
| Markdown | ec803e013857283bf8011e8ad32dad91976b3468106cf6c4a4df797289d152f6 |
| Publication page | 14ccf527d9be06fe5229915315d6cadb2af5112db6a31f9776d15c339952fdf2 |
| Manifest | cf64f1a720a357f83f7d029175bba339bb4887d2ebcc83cd5c5ae0f4af76abf1 |
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 | zOsiJW9vqk7iJ/2kWBpWUbTyP+Ebd7Yz2U3ntYjeEqGd7LF4AiJsisa0EdS6bC8tCtmDhEbgBcaPtmNYNFMwDw== |
| 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
| 2026-09-17T09:44:33.711032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090441observed 14ccf527d9be06fe5229915315d6cadb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:33.691692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090441/manifest.jsonobserved cf64f1a720a357f83f7d029175bba339...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:33.672570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090441/publication.mdobserved ec803e013857283bf8011e8ad32dad91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:33.653466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090441/publication.txtobserved b26141f93d529884facc9502af45e8f8...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. |
|---|