OpenTechnical

OT-2026-000003584

Publication integrity record

Vacuum cup gripper, three zone face, two 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-2026-000003584) never changes.

Identity and time

Publication numberOT-2026-000003584 · never reused
Internal UUID01a0a90a-72f8-7341-8a79-1ad4c4df65c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:09.435133Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003584
StatusPUBLIC

Content hashes

Canonical text0bc73dc2c9a51b67e5d40ac2b64f0069456b0a50340a523e9c13fd0efddd4c38
Markdown76704e4620b76e5da13a8cb5dc23fa950d0c0566c689633f882076df20d6fabf
PDF
Publication page002f45c305c5a09a658191a6f5feb818bbab183568ce0870fe17cdf647d9da70
Manifest1c96bd94bb188d0a5f8e26f24517777377590b696f601111648975755082847a

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
SignatureQl/mo91DA06O1HUR6qVIreZGSVwaJtWUmhfKqT/B1b0sYROo5zkwTZFh4QMMz8P4GTBFPUVyk9Io52uS+ucBCg==
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

2026-09-16T08:40:37.419000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003584
observed 002f45c305c5a09a658191a6f5feb818...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:37.402178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003584/manifest.json
observed 1c96bd94bb188d0a5f8e26f245177773...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:37.385022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003584/publication.md
observed 76704e4620b76e5da13a8cb5dc23fa95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:37.246439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003584/publication.txt
observed 0bc73dc2c9a51b67e5d40ac2b64f0069...
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.