OpenTechnical

OT-2026-000032683

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three 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-2026-000032683) never changes.

Identity and time

Publication numberOT-2026-000032683 · never reused
Internal UUID01a0ae75-1070-7e38-9247-67090faba549 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032683
StatusPUBLIC

Content hashes

Canonical text9a4652973ce65ac8e47a9b403cc1f32cf3ae0b77aa6fe20347117177da7a1359
Markdown71065a5d37816858325f685e62c29ee79948b5141348f8a54c5b02426ff7ba54
PDF
Publication pagecfa3f5afd9aa917380ebc0146efc8383cd9c4eef933e2a9b2337ba9a953695ac
Manifestf57e44ca161b582712975e0b88786befbee9bcf95e32b98366e18ae193230816

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
SignatureIoCzXKjSYIdnOWqYt60SPlFAFVToVwZq7YW3NERnwjjsEuYg/qYQPXZzY3+JdSOYuxfLvZxh059xdVqXTWvdCA==
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

2026-09-17T11:34:17.370738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032683
observed cfa3f5afd9aa917380ebc0146efc8383...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:17.352481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032683/manifest.json
observed f57e44ca161b582712975e0b88786bef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:17.334894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032683/publication.md
observed 71065a5d37816858325f685e62c29ee7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:17.316389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032683/publication.txt
observed 9a4652973ce65ac8e47a9b403cc1f32c...
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.