OpenTechnical

OT-2026-000025423

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, 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-2026-000025423) never changes.

Identity and time

Publication numberOT-2026-000025423 · never reused
Internal UUID01a0ae71-5fa7-70ea-88f6-db12e8313d40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025423
StatusPUBLIC

Content hashes

Canonical textbf2bc036ac54bf2c2c02ace4f6e621aedc5605631429cf1cadb1d8d83ef464a5
Markdown556c7f8438b4c3389ee857719f55c931a17973d6a79eec0eb6efd25a0f9a2406
PDF
Publication page238b6327ebf360a73f585c39ca5270b021108c88245ec1fd1cf604615e67af14
Manifesta35a813e3c83f8ae58e75f0849f1bb3f9fbe6d4435f4a38e258b94f210fb2272

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
SignatureFcnAzMMWfqCmpUp1Bo8CWV+9X+x9bGlhCWnFD3gWHHMLiQm7tXM2I5mN1sVaOj6WG6bY1kkGwk1XCYzYPCOSBg==
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

2026-09-17T11:47:29.988404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025423
observed 238b6327ebf360a73f585c39ca5270b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:29.969898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025423/manifest.json
observed a35a813e3c83f8ae58e75f0849f1bb3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:29.952224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025423/publication.md
observed 556c7f8438b4c3389ee857719f55c931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:29.933724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025423/publication.txt
observed bf2bc036ac54bf2c2c02ace4f6e621ae...
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.