OT-2026-000091972
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down
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-2026-000091972) never changes.
Identity and time
| Publication number | OT-2026-000091972 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43bb-76f2-b08b-a6e6abe69aaf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091972 |
| Status | PUBLIC |
Content hashes
| Canonical text | b238bbf1c9b6ae0bd8b2e3db6d6e61ba217284fda451034082b43ba7c8822f34 |
|---|---|
| Markdown | 6ac5a1034a8392b137c780acb00396ab213a0f6c05c7bff9ff84acede7a939e7 |
| Publication page | 52b223b55af885a2517a7efb11eb628bc11e6c124e0dd3e3227bdc2d6a78c788 |
| Manifest | 4e82a61b2c683e2ab4f6480323c4765de45fa9c0574af4c62843689ad303452e |
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 | PIceYKwE1tw9rgK/s70HbillqSGu/cnfZzEguntxfrJcGnAzv5izihW4mvNRmS+2GDYzH5OaA1oqWH2IsxmIBA== |
| 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
| 2026-09-17T09:42:56.005538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091972observed 52b223b55af885a2517a7efb11eb628b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:55.961900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091972/manifest.jsonobserved 4e82a61b2c683e2ab4f6480323c4765d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:55.922123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091972/publication.mdobserved 6ac5a1034a8392b137c780acb00396ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:55.884085Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091972/publication.txtobserved b238bbf1c9b6ae0bd8b2e3db6d6e61ba...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. |
|---|