OpenTechnical

OT-2026-000056041

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000056041) never changes.

Identity and time

Publication numberOT-2026-000056041 · never reused
Internal UUID01a0ae87-0a4b-7c39-9655-3701d5177d65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056041
StatusPUBLIC

Content hashes

Canonical texta02c99e6ffc89154ec5029a2718ee36924dd1a2c6cbf11a38529b0a7dde8829b
Markdownb9054a1514f71463da0cdf7eb4c7a899ccf3a6512642377a7f237348bd087ec5
PDF
Publication page0825afce3f4c1aa2a29417b52b199dac96aa6171db47146eb867a6ecbae6936b
Manifest21f47458109783ea733cec6aaf32d4a0a47bbb1b2271908eeb65f009a2b2837c

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
SignatureX3u771aApDJyGpa8BTjJ7Pv2AmvLztsRphEVZ/fdS3liXdUmBXEe5Th8f6GaV68QWblxN1JN+qLeUH1HUIovDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:34.370732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056041
observed 0825afce3f4c1aa2a29417b52b199dac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:34.353339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056041/manifest.json
observed 21f47458109783ea733cec6aaf32d4a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:34.334080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056041/publication.md
observed b9054a1514f71463da0cdf7eb4c7a899...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:34.314765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056041/publication.txt
observed a02c99e6ffc89154ec5029a2718ee369...
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.