OT-2026-000091807
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000091807) never changes.
Identity and time
| Publication number | OT-2026-000091807 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43ba-78dd-9552-70ee13bace09 · 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-2026-000091807 |
| Status | PUBLIC |
Content hashes
| Canonical text | 833b7fd821895939081c49b7045061a0bce87b0b596eaec75040f8f29ad48b6e |
|---|---|
| Markdown | 4e7bc9b921d9b9d2f96a6b8ac34d6181ea5a42657233ae209e536ae3491d0d5c |
| Publication page | 8362ac46da0c66d0cbf6f2c8f8f5f81122f1800547ebe9451d0538b423f14c21 |
| Manifest | 6c377950d541bd95d0bd90be848ec0d173aeeace82132e79390df517695e9d41 |
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 | 3g9K2DunNo0de3Wr7/LFBOAVh6QljhOIrPqQUuArVPpdwhcy7SLHx4i1g4znWL4ocKDhu/uM8v63S+FgPT+zCA== |
| 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
| 2026-09-17T09:42:42.593985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091807observed 8362ac46da0c66d0cbf6f2c8f8f5f811...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:42.575861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091807/manifest.jsonobserved 6c377950d541bd95d0bd90be848ec0d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:42.557987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091807/publication.mdobserved 4e7bc9b921d9b9d2f96a6b8ac34d6181...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:42.538198Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091807/publication.txtobserved 833b7fd821895939081c49b7045061a0...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. |
|---|