OpenTechnical

OT-2026-000027942

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000027942) never changes.

Identity and time

Publication numberOT-2026-000027942 · never reused
Internal UUID01a0ae72-a4a6-7791-a1fc-8cf04f98f221 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:04.113553Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027942
StatusPUBLIC

Content hashes

Canonical text0e655aca92a295d328de699ca7068f528367a14d37e67ce72a6c80ac4d55cdb9
Markdown0f287e3d006098bc90e34938eab93985669615b260d30e8e69c31a5a0e442a21
PDF
Publication page9366908f3849a224d2577eaa0152db38e66d62fd96ccbed9b343ba056557feb7
Manifestc7fdb1b0e6d65b9b5cae4e693b35db23f11caaaeeeff41e6110de4514e9651f1

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
SignaturejHH26jdxxpvWJsT2UlojC97Ry4U6Lb04zvbMgkX3Gplnr9KTSOq+PvCVDNdqM3J5oEMGS4Gg9uooETN8uQqPCg==
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

2026-09-17T11:42:07.515513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027942
observed 9366908f3849a224d2577eaa0152db38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:07.497004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027942/manifest.json
observed c7fdb1b0e6d65b9b5cae4e693b35db23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:07.479102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027942/publication.md
observed 0f287e3d006098bc90e34938eab93985...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:07.461036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027942/publication.txt
observed 0e655aca92a295d328de699ca7068f52...
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.