OpenTechnical

OT-2026-000093324

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000093324) never changes.

Identity and time

Publication numberOT-2026-000093324 · never reused
Internal UUID01a0ae9e-0912-7273-b709-86a32d6044b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093324
StatusPUBLIC

Content hashes

Canonical textdd6fef5c84db9cc84466a4e1dac5029c9ad3b0b74f652e327ccdaf0a34577002
Markdownfdb623304d2a17be80c7bbcfd75e0d52a80637c3737bf8ebbe0c160de966170b
PDF
Publication paged3b2df3dc53605811c864a7b7f553082392ae2c7419dd5ad58790abba7c38112
Manifest520898c7d8681a4cdefd279166efce7b1d9ef95a3d56c437e4791f107f9be0a7

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
SignatureqO/pc8BcG6Q9b2DrMOowj4q90ReaJWoYyJYr8L3dhC78aMvjsumTbmeDMJ3OTudtYqynBJN6GlZuRMrqHsUSCg==
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

2026-09-17T09:40:42.558015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093324
observed d3b2df3dc53605811c864a7b7f553082...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:42.540083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093324/manifest.json
observed 520898c7d8681a4cdefd279166efce7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:42.522620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093324/publication.md
observed fdb623304d2a17be80c7bbcfd75e0d52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:42.506517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093324/publication.txt
observed dd6fef5c84db9cc84466a4e1dac5029c...
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.