OpenTechnical

OT-2026-000032366

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, pulsed blow-off after 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-2026-000032366) never changes.

Identity and time

Publication numberOT-2026-000032366 · never reused
Internal UUID01a0ae75-106e-7f84-8e0e-ddd97e7549e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032366
StatusPUBLIC

Content hashes

Canonical text1e7706336014d88c1c2a6cd2a0f54264f6ca91b75ca26088ba5b115fe8c1b541
Markdown26cc2543426dd1d12f4dbb1ec3d916ba9de7b9137d52baee971c162e04c5e698
PDF
Publication page0d5de73fa7a5544470dd63992c29ef7864652cd4a7057caf1113d5bfcfbca6b8
Manifest4b4c010a122cdb46b9c82e10301ee58a023584b59acf8adb59c6cd61a441b87b

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
SignaturequYSJQ+Uvqx9qTmPJ4ZizdRX1TT+yfWzA02Bt2M9UObaui9sRyDVwK/zDrCi8CnNAxHU2NzQMzIn3B+gccAxAw==
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

2026-09-17T11:33:46.069277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032366
observed 0d5de73fa7a5544470dd63992c29ef78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:46.043295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032366/manifest.json
observed 4b4c010a122cdb46b9c82e10301ee58a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:45.991959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032366/publication.md
observed 26cc2543426dd1d12f4dbb1ec3d916ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:45.947590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032366/publication.txt
observed 1e7706336014d88c1c2a6cd2a0f54264...
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.