OpenTechnical

OT-2026-000072767

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000072767) never changes.

Identity and time

Publication numberOT-2026-000072767 · never reused
Internal UUID01a0ae92-89da-7878-8934-5e5596999350 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072767
StatusPUBLIC

Content hashes

Canonical text8a8ee1ea49497c2de892f4d5497f3166e482f6db35bdf7ae7203f2196cdb7330
Markdownc8e83c28c8fb3ab180e04776c9626834bb1cd82cb71abdae4661b89fc64701f8
PDF
Publication page2399b3815fa452ca3fb7267c0163093a606c8a517f1c8085e56a49bafbc77032
Manifest12fd9cd61871b75add5b6bfd2f0d180eb44f372c6c1d20e567eb5857ae58659c

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
SignaturexaKWOSuCDE6Hv/SV7kigiJmldBSC/LGgHg2CTM4cjxGpmLIDnrBuP6scjHlF7+72XDgCZRwsdLpeny0yE7RnDA==
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

2026-09-17T10:22:40.539134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072767
observed 2399b3815fa452ca3fb7267c0163093a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:40.521204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072767/manifest.json
observed 12fd9cd61871b75add5b6bfd2f0d180e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:40.504094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072767/publication.md
observed c8e83c28c8fb3ab180e04776c9626834...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:40.487802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072767/publication.txt
observed 8a8ee1ea49497c2de892f4d5497f3166...
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.