OpenTechnical

OT-2026-000093590

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, 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-2026-000093590) never changes.

Identity and time

Publication numberOT-2026-000093590 · never reused
Internal UUID01a0ae9e-508b-72f6-a418-9d1ec0fc138a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093590
StatusPUBLIC

Content hashes

Canonical text2b964b8eca3496f3ad0a78bf117d5c112d5b260e5ea21ac738503b997aa4e3dd
Markdown5ae8095d353e797250e0520ac4c27ad5aeeb390cba60f1d4a5e28f6d2b922cc2
PDF
Publication page28280ccdd3822ddea443d7e9b79c22e870ea9e8238b5555a63810a0c35dff70c
Manifestbd9d5440ecda452cc724358011900db799ce29e18d54b05a0ae375b9ede9ec05

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
SignatureRk7Bo09nyDLmKkJ/ZDdve3hKiXbZepUVEipSz2p5LiM/0PllYhRh6wJte4XSY4ss0drdHWGFqqwTVYrYoimqCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:37.718147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093590
observed 28280ccdd3822ddea443d7e9b79c22e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:37.699067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093590/manifest.json
observed bd9d5440ecda452cc724358011900db7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:37.679720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093590/publication.md
observed 5ae8095d353e797250e0520ac4c27ad5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:37.660646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093590/publication.txt
observed 2b964b8eca3496f3ad0a78bf117d5c11...
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.