OpenTechnical

OT-2026-000063364

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000063364) never changes.

Identity and time

Publication numberOT-2026-000063364 · never reused
Internal UUID01a0ae8c-f944-7153-bfc4-5163fbeaef4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063364
StatusPUBLIC

Content hashes

Canonical text0645f4fdc68fc91c6a707edddb9864938c52d1e8290adbbb8e72d0c8916647af
Markdowna2aa80f271e1823609a220959073452e3bd82dd64dd628543b9e49ce31a167ce
PDF
Publication page85594fcfba9ae19a4b7f3936fc954bc489b6ac3caa77b9d6d8b4448041f6c3b1
Manifest3b56666804c8c03ef5f01052055df47146855719c02b6312802d165b37ae5be4

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
SignaturepO29ZArS2wCHdLBSeRgo8W7k5tsQXg7JpDp8XaPgUu9mna7xApAFadXfxOJebvHA+pD8Q++c75s4DtAPY/SvCg==
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

2026-09-17T10:37:16.164216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063364
observed 85594fcfba9ae19a4b7f3936fc954bc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:16.144789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063364/manifest.json
observed 3b56666804c8c03ef5f01052055df471...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:16.126117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063364/publication.md
observed a2aa80f271e1823609a220959073452e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:16.108117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063364/publication.txt
observed 0645f4fdc68fc91c6a707edddb986493...
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.