OpenTechnical

OT-2026-000074326

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000074326) never changes.

Identity and time

Publication numberOT-2026-000074326 · never reused
Internal UUID01a0ae93-7179-7ec4-a0be-faaebe585e65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074326
StatusPUBLIC

Content hashes

Canonical text411747abefdf8e08224c3a977a3d4a77cf4ca49c37e5ca1828cd903b1885cf21
Markdown9c924124a82c2aa06debe68904e04c2ad41afc6c84bfe2a8746d650039e4064a
PDF
Publication pagee704bbd17fb7890eed79bb72275b77f20c2cde66c28c5b0bd2610d999918e892
Manifest16ed55d4806205ef36bc7ca21cfc4899b07045aec73fceac89c84eed267fc849

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
SignatureEK7VcjuFM7PMuTzmbp0L8vff2fdcfkD3ffIZtjXREOSlR38mpEC7kXA4JVYHY/3CW0SAQUNqgxAcBQqSxIKbCA==
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

2026-09-17T10:19:14.550785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074326
observed e704bbd17fb7890eed79bb72275b77f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:14.531197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074326/manifest.json
observed 16ed55d4806205ef36bc7ca21cfc4899...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:14.509929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074326/publication.md
observed 9c924124a82c2aa06debe68904e04c2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:14.490898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074326/publication.txt
observed 411747abefdf8e08224c3a977a3d4a77...
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.