OpenTechnical

OT-2026-000012786

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000012786) never changes.

Identity and time

Publication numberOT-2026-000012786 · never reused
Internal UUID01a0ae6d-5563-7cf1-b8ce-e562511cf0cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012786
StatusPUBLIC

Content hashes

Canonical text7d16f841bb3476e925030d9e673587452556e2da0b06e8be8191d31b50361808
Markdown91009a6c7daa2c5bb93e5594e8da1460d1b0b1953fa1b4696290773725119901
PDF
Publication pagede40facf0cfb73a7bc45e2c7100d4021c93472cf19100a45f697cf5b07d65d8f
Manifeste746ea549e13cc63f59c597f446353cd1aaa627ab294748f8c0b66f5a3d9bf96

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
SignatureMOqfJ5rCJn5NneYfoGlol0WO5GixP+5HYwHlzOvDJ/h5P4NPo9pnhYt8cSpgFSpH+4oIDaOi7BHkQf2Sp6jwDg==
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

2026-09-17T12:10:30.488267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012786
observed de40facf0cfb73a7bc45e2c7100d4021...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:30.466505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012786/manifest.json
observed e746ea549e13cc63f59c597f446353cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:30.421580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012786/publication.md
observed 91009a6c7daa2c5bb93e5594e8da1460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:30.367238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012786/publication.txt
observed 7d16f841bb3476e925030d9e67358745...
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.