OT-2026-000100446
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, 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-2026-000100446) never changes.
Identity and time
| Publication number | OT-2026-000100446 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66ef-7433-b7f3-2d1ed44f21ca · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:19.463543Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100446 |
| Status | PUBLIC |
Content hashes
| Canonical text | bfe42420ad790eda2c1d9c8830e4518c4449a93b5585b1a95be68695a5c978fd |
|---|---|
| Markdown | 93fdc3cd9119b0df73066f43a66ca7e0e46a9e96f17b3a5c47e9412d1398ad0b |
| Publication page | 6ec29231dd39587130b024af772f27e1c9f657afa93220799531a4559a430ff3 |
| Manifest | 0b8c25c037b540f8ba07800cae85ce940fefc95651eaeca720ec264b92d0c038 |
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 | oQOX1G2bvPpF7+4SqLkgFhWkJq7mOi4sKLyDu4noxsMJ8DexGlrNw07LY7paR20angVgNLYhX1mJ/zo31vl7Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:27:11.518622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100446observed 6ec29231dd39587130b024af772f27e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:11.452524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100446/manifest.jsonobserved 0b8c25c037b540f8ba07800cae85ce94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:11.432426Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100446/publication.mdobserved 93fdc3cd9119b0df73066f43a66ca7e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:11.354096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100446/publication.txtobserved bfe42420ad790eda2c1d9c8830e4518c...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. |
|---|