OpenTechnical

OT-2026-000066609

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000066609) never changes.

Identity and time

Publication numberOT-2026-000066609 · never reused
Internal UUID01a0ae8e-ce41-7210-9d46-aa5d111f444e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066609
StatusPUBLIC

Content hashes

Canonical textc269538479133d58ad7711c6b4177d6528c487929a7fb0ef2be9530cc1023385
Markdownede5ead0742eb58ae46fb51edbe8200a73e5136a442d4c42fa0c7dc5feb0f9a4
PDF
Publication pagefcf2fcdce4bd04838311465a1094a8592123a8736038b4ca1dacc4d71ed6a4f6
Manifest224cd956903947fcc001026324090bbf54923d8ed3c50bcfa6903ed6c6284786

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
Signature5Ij4rkBGaJLfPyE6koAIsjc3N3NdQU7z/vO2Ti7MrBvbJK0W6eGiUF4mmi/YRUtgL+WqxDkRBLomSuewD9TmBQ==
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

2026-09-17T10:32:58.951818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066609
observed fcf2fcdce4bd04838311465a1094a859...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.935350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066609/manifest.json
observed 224cd956903947fcc001026324090bbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.918427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066609/publication.md
observed ede5ead0742eb58ae46fb51edbe8200a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.900709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066609/publication.txt
observed c269538479133d58ad7711c6b4177d65...
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.