OpenTechnical

OT-2026-000030267

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, 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-2026-000030267) never changes.

Identity and time

Publication numberOT-2026-000030267 · never reused
Internal UUID01a0ae73-e500-734c-b21c-457fc3cf5b5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030267
StatusPUBLIC

Content hashes

Canonical textc40132a3def4826bc311a69c310f68416d6908050f302845284f75c15223285f
Markdowna72e36a34e9b5b854bf8f7b481b41afffe43d7af06bcfc9cf61a952387c0745e
PDF
Publication page1f59a921556d64c585883590e9b254f865514f3fc2948efc42bddea11a1d417a
Manifest5713c7065269b77af3d3f2088bddd1caa0e214e7b9b694d52b3cc96012bb9aba

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
Signaturef8A4Z/fwwiAjn1ho9KsSz2zWnJzuzka24JVtU0xlHbePf5kIBYm3xkHXZxTKiWXAVnkvdsqF6eonIvD7Vt5/Aw==
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

2026-09-17T11:40:45.897683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030267
observed 1f59a921556d64c585883590e9b254f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.879858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030267/manifest.json
observed 5713c7065269b77af3d3f2088bddd1ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.862680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030267/publication.md
observed a72e36a34e9b5b854bf8f7b481b41aff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.844305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030267/publication.txt
observed c40132a3def4826bc311a69c310f6841...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.817974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030267
observed 1f59a921556d64c585883590e9b254f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.796967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030267/manifest.json
observed 5713c7065269b77af3d3f2088bddd1ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.775063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030267/publication.md
observed a72e36a34e9b5b854bf8f7b481b41aff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.756321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030267/publication.txt
observed c40132a3def4826bc311a69c310f6841...
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.