OpenTechnical

OT-2026-000003828

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, four outlet manifold, ejector fed, contact triggered

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-2026-000003828) never changes.

Identity and time

Publication numberOT-2026-000003828 · never reused
Internal UUID01a0a90b-2dc9-72e1-86b8-36f9ac0215e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:57.260026Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003828
StatusPUBLIC

Content hashes

Canonical textcad628160f31aba7d3a8be092e9fb620e731c39730c30b9c092a94b174778986
Markdown146a194c1045581298901b45433abaebcca7859104f01b3ca2d0eaaa471f9a57
PDF
Publication page36ea0cc9f63e510545e0d754f3a91242a23e24cc32518415172536abf6f815a5
Manifest7f5750f40e96f0eb17af9852b27b75f5d9390adba32ee0cfe0fb68a27b5761ae

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
SignaturezURZjZ7Na8J8CiFwamId0VS7RWB3eTjLqGLdBToEwSVO2ueRy/N+5tOso6NZdJO2r+rGOLFubywgeySCEdC1AQ==
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

2026-09-16T07:10:17.932853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003828
observed 36ea0cc9f63e510545e0d754f3a91242...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:17.918516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003828/manifest.json
observed 7f5750f40e96f0eb17af9852b27b75f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:17.904332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003828/publication.md
observed 146a194c1045581298901b45433abaeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:17.891272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003828/publication.txt
observed cad628160f31aba7d3a8be092e9fb620...
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.