OpenTechnical

OT-2026-000059239

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000059239) never changes.

Identity and time

Publication numberOT-2026-000059239 · never reused
Internal UUID01a0ae89-8613-7f7b-93ac-5238cd5f8802 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059239
StatusPUBLIC

Content hashes

Canonical text64b135987be6e5212a9d555533e3c526ef76a5f0db7bda34c199ff6ad6c1ea80
Markdown9d8329c21389d232dd85721bd9028f090255466b83db304c62e0d21ed8ae411c
PDF
Publication pagee4ee14c24a00554ea2ff6efd641a4ab6029145c4a1e8b69f72c08099436086ac
Manifestc27006a0db4c05baf91d30535d7df9e56aebaea32fa03020c1835ad0ac3d3d0b

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
SignatureS3/vlj9VKV8UR1t8lmX4FtS7GaKzNiuwafReYN70++i2z2brPI/ptHZzmw39kKBaVMMoYJBG+V8kXeFgJsL1Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:46.473982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059239
observed e4ee14c24a00554ea2ff6efd641a4ab6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:46.456077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059239/manifest.json
observed c27006a0db4c05baf91d30535d7df9e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:46.438657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059239/publication.md
observed 9d8329c21389d232dd85721bd9028f09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:46.419703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059239/publication.txt
observed 64b135987be6e5212a9d555533e3c526...
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.