OpenTechnical

OT-2026-000005330

Publication integrity record

Vacuum cup gripper, common isolation valve, six outlet manifold, ejector fed, polyurethane cups, oval form

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-2026-000005330) never changes.

Identity and time

Publication numberOT-2026-000005330 · never reused
Internal UUID01a0a935-a764-7c51-bd0c-0662ddc06e64 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:54:20.903385Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005330
StatusPUBLIC

Content hashes

Canonical text46a198dae419dc3e8e49587479a1c0459efe0478fa2906aac76853c7c89759a7
Markdownaaf5457d0af0fa72fe8ad1896c315f15ce4ae1792f6c2425c0aa668ee3988101
PDF
Publication pageb056bf43932c24b5b582f0f89848f2ff6eeb00003aa150bbb2be60cd7389da47
Manifestc2d54ed5ee196ae598f2eb77264b69352a6ee47356d10544c2c3e85e4a0380a1

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
SignatureejalxlKBMiJ1sYSfDmE8uxDgHfuwW2GUtH9Ir6P9dVEh2BmV/yXa6hk3QNLHScsOGfdK9tvdBbFRcgLEwM5eDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:21.902582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005330
observed b056bf43932c24b5b582f0f89848f2ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:21.887434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005330/manifest.json
observed c2d54ed5ee196ae598f2eb77264b6935...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:21.872301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005330/publication.md
observed aaf5457d0af0fa72fe8ad1896c315f15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:21.737326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005330/publication.txt
observed 46a198dae419dc3e8e49587479a1c045...
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.