OpenTechnical

OT-2026-000006021

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, six outlet manifold, plant vacuum 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-2026-000006021) never changes.

Identity and time

Publication numberOT-2026-000006021 · never reused
Internal UUID01a0a94c-86d4-7a97-a706-7c5b487e20b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:19:19.895280Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006021
StatusPUBLIC

Content hashes

Canonical text170619d6f9482efe23b203a1e735651177d911f6a4a7aa277834ede87e482c67
Markdown6f5f22359d0e50cb6ac962e962ce181d6696595484674f7988906a7ea26b9195
PDF
Publication page057861cb267369f9ed5e155e2e8a0f85edacf34b55a4fb9c7815603207a0fca0
Manifestee61be426e991c5aa9bf591e1f1c6204d03921c03819c429174f32c368be75ec

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
Signature1zvNWJXBXdpOTOrLsCYWG+9JQAmRudXwvd+kFysO+c5RzoT2HHrpDMQFfAduVdeErRuqRji6rR6yte05pbOSBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:04.681135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006021
observed 057861cb267369f9ed5e155e2e8a0f85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:04.650977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006021/manifest.json
observed ee61be426e991c5aa9bf591e1f1c6204...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:04.634907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006021/publication.md
observed 6f5f22359d0e50cb6ac962e962ce181d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:04.495162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006021/publication.txt
observed 170619d6f9482efe23b203a1e7356511...
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.