OpenTechnical

OT-2026-000014592

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000014592) never changes.

Identity and time

Publication numberOT-2026-000014592 · never reused
Internal UUID01a0ae6d-b27c-7f75-893d-37ad9e6e9c78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014592
StatusPUBLIC

Content hashes

Canonical text0f7f75bfef5104964f0844756bd73c8fcd17ddba6e8a604d324c92dc74c980b0
Markdown1db159152d1d0645463bd1a78da0db631b3894daddd01bb3a8fa27794b0a6dca
PDF
Publication pagefbd3a92f4eb438a98a193beed76098d2e5a916add06291bba39c57f585f4b4cd
Manifest2607427eefac7c74f8ef74d2382c3212e3c8e6f40a3b8d75525d4d2d066d5209

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
Signature/x8TGZu+KYbe7rRp/UMzCTm++X+bGLx1RP0CJ8bOvNSvznqdoHPo34vXOQGEYyJ7p4M4+wG8RUxZbWf8F/4YAw==
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

2026-09-17T12:10:29.134797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014592
observed fbd3a92f4eb438a98a193beed76098d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:29.099392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014592/manifest.json
observed 2607427eefac7c74f8ef74d2382c3212...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:29.077511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014592/publication.md
observed 1db159152d1d0645463bd1a78da0db63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:29.055364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014592/publication.txt
observed 0f7f75bfef5104964f0844756bd73c8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:30.322173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014592
observed fbd3a92f4eb438a98a193beed76098d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:30.304847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014592/manifest.json
observed 2607427eefac7c74f8ef74d2382c3212...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:30.287818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014592/publication.md
observed 1db159152d1d0645463bd1a78da0db63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:30.270980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014592/publication.txt
observed 0f7f75bfef5104964f0844756bd73c8f...
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.