OpenTechnical

OT-2026-000027665

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum 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-2026-000027665) never changes.

Identity and time

Publication numberOT-2026-000027665 · never reused
Internal UUID01a0ae72-6999-75bf-b8e6-5a904f0e9254 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027665
StatusPUBLIC

Content hashes

Canonical text92d83674d1b85992adf3def25fb2bc22ff1eb8411d2194833d25a7793244bae6
Markdownceb4f2c42d10d31220b3e6127464f2822e24ee35622cb60f7670e35389f04f8f
PDF
Publication page6f8e075f42e6d39d8eec4f96dcd6583819fa2291897cac24abe18605873dc4cd
Manifeste0d78247d37d996effbfc258d57fa791bdc7a3f172a509915621061b0f806f40

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
SignatureOqb3ZBxeJSmwI8g0mJui6FV2pYx0F9jhYVN2swxXmokU6hAFQWLHnRhI//JfstzdrbAo57sSlqfDoG/wHb53DA==
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

2026-09-17T11:43:12.002626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027665
observed 6f8e075f42e6d39d8eec4f96dcd65838...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:11.982827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027665/manifest.json
observed e0d78247d37d996effbfc258d57fa791...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:11.963418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027665/publication.md
observed ceb4f2c42d10d31220b3e6127464f282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:11.942723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027665/publication.txt
observed 92d83674d1b85992adf3def25fb2bc22...
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.