OpenTechnical

OT-2026-000015062

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000015062) never changes.

Identity and time

Publication numberOT-2026-000015062 · never reused
Internal UUID01a0ae6d-d096-7eb5-86d3-9c4cf702d821 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015062
StatusPUBLIC

Content hashes

Canonical text3f44563cf663b125bf38d03126b1b64a77311fee974b51887ca3e842c4c4131d
Markdown7a197920c497571a0885f2e50e808a02570072468abec2fc8a4d58a516ff9096
PDF
Publication page94ea8f24d2b34dda2f28f19450f64fb1fb7ba215a030a5e647c89dad8e87c092
Manifestecfd9dec1e84de939bd8972d59c180de6e44b49f0362a380b016670343d87f14

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
SignatureyZebFyzUaWIB/BiogjijVGZ7qNiyudBruBjdGNeOhFkWtI3hsYV9gAPmQx65rwT4iM+jhxrIwoFlTYHzE+jVBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:07:06.326495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015062
observed 94ea8f24d2b34dda2f28f19450f64fb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:06.304456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015062/manifest.json
observed ecfd9dec1e84de939bd8972d59c180de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:06.280512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015062/publication.md
observed 7a197920c497571a0885f2e50e808a02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:06.260168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015062/publication.txt
observed 3f44563cf663b125bf38d03126b1b64a...
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.