OpenTechnical

OT-2026-000014443

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, pump 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-2026-000014443) never changes.

Identity and time

Publication numberOT-2026-000014443 · never reused
Internal UUID01a0ae6d-b27b-7d97-9e47-a2d58126fded · 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-2026-000014443
StatusPUBLIC

Content hashes

Canonical text1ddf93239e9dd47bfedb8b6db288c03a0b24c38388ae1a62951f68473b23bb77
Markdownafc53c720e451d3c2a02ff6d6eec5625bc1322ec9bff2d27e552b241c517eef4
PDF
Publication pagec270d9098fa37c8248da83248ba7e16f20e5a5b19ad6dc5531434dcd5e802fa7
Manifest1de0fbf52037c5bbd942e75e990303c8cbc4e05266e1fd66af99db41bf12f474

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
SignatureGQ/rmQjdpXZ35O2spDve+5N/Immk0f4M5PLkGhd9rw44ihpdbQQ+tTqBo1gqj+iowJB3jIUI/WcqklQPL49NDg==
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

2026-09-17T12:10:13.026717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014443
observed c270d9098fa37c8248da83248ba7e16f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:13.006580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014443/manifest.json
observed 1de0fbf52037c5bbd942e75e990303c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:12.983320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014443/publication.md
observed afc53c720e451d3c2a02ff6d6eec5625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:12.961304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014443/publication.txt
observed 1ddf93239e9dd47bfedb8b6db288c03a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:19.006303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014443
observed c270d9098fa37c8248da83248ba7e16f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:18.988810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014443/manifest.json
observed 1de0fbf52037c5bbd942e75e990303c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:18.969210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014443/publication.md
observed afc53c720e451d3c2a02ff6d6eec5625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:18.950035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014443/publication.txt
observed 1ddf93239e9dd47bfedb8b6db288c03a...
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.