OpenTechnical

OT-2026-000037425

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000037425) never changes.

Identity and time

Publication numberOT-2026-000037425 · never reused
Internal UUID01a0ae77-b8cd-7e49-9d44-6717603354c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037425
StatusPUBLIC

Content hashes

Canonical text25b7442c0d70485290b76c7bba8d3ca84e7729798509d49d6c9c0198f1b1ed53
Markdown2546754140dbac869d23ce64dfc3ea5f28586ced93b09400edc24c8212be64aa
PDF
Publication pageea3626a57c54f365e9cb0891f454942c89f4b06856cc6b663eebbcfdc3cf0543
Manifest82f952658941bc34a80c85fa9e97097978651801004a361b41469bb802dc1487

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
SignaturemKT/qMRdpdF0ns4GhfdnWLa9jqjj23otUIt80QCPcY3mbKnPD2FiYpB9jOHKpVSI4RpKqSa05uakAjmHSYvEBg==
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

2026-09-17T11:23:48.008288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037425
observed ea3626a57c54f365e9cb0891f454942c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:47.990506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037425/manifest.json
observed 82f952658941bc34a80c85fa9e970979...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:47.973780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037425/publication.md
observed 2546754140dbac869d23ce64dfc3ea5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:47.955476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037425/publication.txt
observed 25b7442c0d70485290b76c7bba8d3ca8...
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.