OT-2026-000089231
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000089231) never changes.
Identity and time
| Publication number | OT-2026-000089231 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db00-7a4a-9c15-a4b4ac480caa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089231 |
| Status | PUBLIC |
Content hashes
| Canonical text | bc89c480bdbf0e05a39d7339dbfaa815b2cd83f5c92ac6bd2de27f51f36ecf97 |
|---|---|
| Markdown | 24493d72515caa504126eb3d66b9311459061e639194c12ab84c201c28eb2c0d |
| Publication page | c8e8e16178b96246e062118a13c8b305c0831be09c76e9e6f3403ac20ae018f4 |
| Manifest | 3df93910d7e946f6c94073844f4befb8f96f85ea469e98afb030586c5f2e49a8 |
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 | irxRB9k95OSK3O7GC6dE4ielzFJ8eafuy88qekR4O9EpJe6LBx/qrRnV8X0Ov4ocyKnljq9XJpLoEK2NIzkYDA== |
| 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
| 2026-09-17T09:47:15.537448Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089231observed c8e8e16178b96246e062118a13c8b305...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:15.520345Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089231/manifest.jsonobserved 3df93910d7e946f6c94073844f4befb8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:15.503087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089231/publication.mdobserved 24493d72515caa504126eb3d66b93114...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:15.485364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089231/publication.txtobserved bc89c480bdbf0e05a39d7339dbfaa815...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. |
|---|