OpenTechnical

OT-2026-000003793

Publication integrity record

Bellows cup vacuum gripper, three zone face, six outlet manifold, ejector fed, pressure verified

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-2026-000003793) never changes.

Identity and time

Publication numberOT-2026-000003793 · never reused
Internal UUID01a0a90b-13c7-7a50-a6b1-97fdea6332de · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:50.602030Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003793
StatusPUBLIC

Content hashes

Canonical textb549877bd3271e16426ef851e84a01f8c3d3ff8fbdcc9199a8a7423f37e0aea6
Markdown0c0701f0b8c83b0714c16f26ffc8917d86cdbd8ea0bd526bdd879a27ba46a8a1
PDF
Publication pagea0bf099ab95fb41c1e7d8d7dd317d315712924f1924af14ab876d277ce237454
Manifestdbfbb16d8d09ce0e62a3de97300002001c31eec33b3f4fe62122134968cde268

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
Signatureq4CNbmBULqGjXIuXQjUPkmbb7Lcogqt2qSETUeh8qDfHyn7u+wCL0wNz4shCyhVFpy+JCr53StQbZZKHpVpJCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:10:20.016790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003793
observed a0bf099ab95fb41c1e7d8d7dd317d315...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:20.002524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003793/manifest.json
observed dbfbb16d8d09ce0e62a3de9730000200...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:19.988095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003793/publication.md
observed 0c0701f0b8c83b0714c16f26ffc8917d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:19.974145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003793/publication.txt
observed b549877bd3271e16426ef851e84a01f8...
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.