OpenTechnical

OT-2026-000003697

Publication integrity record

Vacuum cup gripper, two zone face, two outlet manifold, ejector fed

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-2026-000003697) never changes.

Identity and time

Publication numberOT-2026-000003697 · never reused
Internal UUID01a0a90a-c654-7dc1-bbed-3072cacf2bcd · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:30.774697Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003697
StatusPUBLIC

Content hashes

Canonical text497b332cf7468606dbf8763c0ea4413b2e4455b1350a096cf48815100c93af96
Markdown090fb0e8eb9273c52679056196d1f8c235ede5d03bf2a0e89143a824daa055e9
PDF
Publication page8016067f5f6f3874e2a6841a5413211852897851ab31b4e072c5ad40862db0c2
Manifest972170c9ccecce767813e051bede0035deb1913d2c080a2c9f49385b059f754c

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
SignatureAQTVCOFMt0ZeQYimvpsfQBtz33We/z08asVmiBuq5ETPVYcqtrpN80Kd4Bu7sWRvbflPmUxk60b8DQbYVcO+DA==
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

2026-09-16T08:00:37.444987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003697
observed 8016067f5f6f3874e2a6841a54132118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:37.431588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003697/manifest.json
observed 972170c9ccecce767813e051bede0035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:37.418839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003697/publication.md
observed 090fb0e8eb9273c52679056196d1f8c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:37.405081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003697/publication.txt
observed 497b332cf7468606dbf8763c0ea4413b...
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.