OpenTechnical

OT-2026-000024509

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000024509) never changes.

Identity and time

Publication numberOT-2026-000024509 · never reused
Internal UUID01a0ae70-e8cb-7994-b7e9-050986c3c6fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024509
StatusPUBLIC

Content hashes

Canonical text8667b2eb8e650ec2fbb9d0ab05445eb28ba4578215f98380f2a0db3bc93add54
Markdownac4575948429dd0878f62c29701e97573d6f623d3efd59812aa2be89d7ab328c
PDF
Publication page543d933214b75ae0edad5323f172d2a43b6cd2400226981c218ee4a70f919af7
Manifest9950aeb887a3e8f2126d2d067655471774b99c7d2933087d3f4e93eab9a27932

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature6XzbpVioUmU/3RQug0CElRlji3wjmmx6IJ9+xA3VpZ7jSVt1Uds2p7DL/92mrpJm9Ig+m/6FZuqVPhF8YykQBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:50:31.616958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024509
observed 543d933214b75ae0edad5323f172d2a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.592060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024509/manifest.json
observed 9950aeb887a3e8f2126d2d0676554717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.575145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024509/publication.md
observed ac4575948429dd0878f62c29701e9757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.556780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024509/publication.txt
observed 8667b2eb8e650ec2fbb9d0ab05445eb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:40.877500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024509
observed 543d933214b75ae0edad5323f172d2a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:40.860336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024509/manifest.json
observed 9950aeb887a3e8f2126d2d0676554717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:40.843654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024509/publication.md
observed ac4575948429dd0878f62c29701e9757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:40.825907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024509/publication.txt
observed 8667b2eb8e650ec2fbb9d0ab05445eb2...
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 archivePending 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 packagePending Custody packages are produced weekly.