OT-2026-000089830
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold 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-2026-000089830) never changes.
Identity and time
| Publication number | OT-2026-000089830 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428d-7902-a34a-16dd13463b5c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089830 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2aa47b887f1482050c0ece80b61d715cd2d51192b94863eba0258d33434d94f7 |
|---|---|
| Markdown | b878977b80aa9081e0362cba01e7711747dd25467d97e37c2b206b2646ece904 |
| Publication page | 81a5d87122bdf0467e74ca2a8fe39be9589b73a143416511aa98bac41b8a22ac |
| Manifest | 9e8ecd4b1764680b248f7999bf5dc5b2f8d8f09444b00f499f3bfa9c76dcce28 |
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 | ExmXMwX4KFRy5ba4O/ciQucZjcDBUylzfhTtYLtAbWuwfce36iJG3dCkreNT5MacAGIfxDggZPj3s4w+thjiAg== |
| 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
| 2026-09-17T09:45:04.186396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089830observed 81a5d87122bdf0467e74ca2a8fe39be9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:04.167333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089830/manifest.jsonobserved 9e8ecd4b1764680b248f7999bf5dc5b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:04.149983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089830/publication.mdobserved b878977b80aa9081e0362cba01e77117...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:04.131563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089830/publication.txtobserved 2aa47b887f1482050c0ece80b61d715c...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. |
|---|