OpenTechnical

OT-2026-000015845

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000015845) never changes.

Identity and time

Publication numberOT-2026-000015845 · never reused
Internal UUID01a0ae6e-0c4c-7e68-a4fa-4172b15c0b43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015845
StatusPUBLIC

Content hashes

Canonical text50a1c6d16753edb7148c27dc87bfc992062ccdf65b531327098e0d1b606ba40d
Markdownbdb984ddf8a743dbf77bd2872fd727abdf0c121fd00841dcdeb08e48ed98bd5b
PDF
Publication page732a0042dcf5b459ed36bc6c96c79c7210c7e9d059d490853857692dcd04d20f
Manifest6bac2172f6169e971aee96ca321d5142222b2fd70895a4050df0dd45b969b825

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
SignatureP6r0NcnACrTKIEnjT380ckQk2qX8F8XCfNlDoGlshA5wdgg4KWYnnYmSoh/sUE7OrscpuIQSM4r5HpPMN8E6Bw==
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

2026-09-17T12:05:10.152789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015845
observed 732a0042dcf5b459ed36bc6c96c79c72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:10.134318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015845/manifest.json
observed 6bac2172f6169e971aee96ca321d5142...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:10.114763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015845/publication.md
observed bdb984ddf8a743dbf77bd2872fd727ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:10.096097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015845/publication.txt
observed 50a1c6d16753edb7148c27dc87bfc992...
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.