OpenTechnical

OT-2026-000033192

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000033192) never changes.

Identity and time

Publication numberOT-2026-000033192 · never reused
Internal UUID01a0ae75-4844-79a1-983a-9aeff2b839d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033192
StatusPUBLIC

Content hashes

Canonical text39a858d5897ef116a9ee825e934ef56c833d184240375af9e0882004eb15f9d5
Markdown7d62922713cb6314f0bf4f23e123bf4778d5674591c46e73598eaddf9e9b063e
PDF
Publication page413b378933ab53b0da175968877e52117a2aa5e5be2171599fe9ea93f21e2c0e
Manifest6c816816df97ec7e3df686603ec74256314e50ffd391d7e6f079defe049465cf

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
Signatureqgr0mdQv3pPI08FOSHx5VFfgApYYP63LZ83pAYstLMJnVD0uwDGtSfrE6FOeCsVw2eX47y7+/Dt69dthdPZEDA==
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

2026-09-17T11:32:53.319465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033192
observed 413b378933ab53b0da175968877e5211...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:53.302586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033192/manifest.json
observed 6c816816df97ec7e3df686603ec74256...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:53.282916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033192/publication.md
observed 7d62922713cb6314f0bf4f23e123bf47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:53.266252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033192/publication.txt
observed 39a858d5897ef116a9ee825e934ef56c...
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.