OpenTechnical

OT-2026-000075337

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000075337) never changes.

Identity and time

Publication numberOT-2026-000075337 · never reused
Internal UUID01a0ae93-f200-7365-9ebb-7d3f41cbecf3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075337
StatusPUBLIC

Content hashes

Canonical textc09320fd333e4cca9ee69c314f6de4548216f0190f7563da2a4de0d5544ea6ba
Markdown77a372537cfe074ac1337d85a560ff9e5ad00efbf5de17432b963eeb876684ee
PDF
Publication page1d0e03b5fa5d97f70f5ab61d934845da23d0599e0c42a3c48230cf77ce193c75
Manifest6f08c81aef0473a2fbba0a89e2181b402015052d113d36f9a6cdf6036b13fcf8

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
SignatureYBZZJZ2EUa68mtVcYBUm1CfhGmHJZw1T4y2SNdsqUpp7o+iZ/exrNQYFW1XMo2j9A7HdGZtXw5uk1dZJW3WLDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:17:14.467333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075337
observed 1d0e03b5fa5d97f70f5ab61d934845da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:14.447095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075337/manifest.json
observed 6f08c81aef0473a2fbba0a89e2181b40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:14.304108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075337/publication.md
observed 77a372537cfe074ac1337d85a560ff9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:14.284054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075337/publication.txt
observed c09320fd333e4cca9ee69c314f6de454...
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.