OT-2026-000091421
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, two 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-2026-000091421) never changes.
Identity and time
| Publication number | OT-2026-000091421 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16d-7878-8d35-8fd746070a50 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091421 |
| Status | PUBLIC |
Content hashes
| Canonical text | d69435d2f959c6ebdc398317748b06089920e25199f11aeaa5cfb0b0decbee91 |
|---|---|
| Markdown | 48db25c0880503ef69eaa828cb36b6d4c9b2cc45004369e5f6f1e25db7184849 |
| Publication page | fb1ba64fc9464b164aa202065a8198c8f721c2b82cd6f3cc1d2e7b116b5368c8 |
| Manifest | a1a840be47d3d97a2268b4e650fa9ada7a5e617a50e8e18bb1eb49ee3db63b9d |
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 | n1Xok2FykgJT0VxzWFaTV0DT1rVb6ljYS3uuHg4elDkxovQG5mDgTyxhRyu548pvC/fAgaN14MB2qEHszo/2BQ== |
| 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
| 2026-09-17T09:43:39.479825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091421observed fb1ba64fc9464b164aa202065a8198c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:39.462123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091421/manifest.jsonobserved a1a840be47d3d97a2268b4e650fa9ada...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:39.444598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091421/publication.mdobserved 48db25c0880503ef69eaa828cb36b6d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:39.422047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091421/publication.txtobserved d69435d2f959c6ebdc398317748b0608...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. |
|---|