OpenTechnical

OT-2026-000022335

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000022335) never changes.

Identity and time

Publication numberOT-2026-000022335 · never reused
Internal UUID01a0ae6f-f4fd-7630-a040-99d2072f3d9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022335
StatusPUBLIC

Content hashes

Canonical texta43e52668ef355a92ed34a3d5260f494a3c0b2c95c207024868aad54102118d3
Markdown165b859bbf717cb31b890271949ba0614554bf1f263f4cbc2a2266e9d8489ee7
PDF
Publication pagef19be2efbf29881920271df4b427834b624cc4b883c8eaf9c436578a32307ec3
Manifest781fc8c4d9a7d362f5a07cffa37acff14dcec4dfce1c68bded9db84757b05e8c

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
SignaturenVAt2Rz3QI446HzSIqHdLEMgi5a+zYHDJ1XX7xG34QqzZas8vYcH5jpyeAl7dNaJLq9zU7o5i8Mu7aDKWfBgAQ==
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

2026-09-17T11:53:41.829557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022335
observed f19be2efbf29881920271df4b427834b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:41.813018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022335/manifest.json
observed 781fc8c4d9a7d362f5a07cffa37acff1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:41.795766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022335/publication.md
observed 165b859bbf717cb31b890271949ba061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:41.779651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022335/publication.txt
observed a43e52668ef355a92ed34a3d5260f494...
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.