OpenTechnical

OT-2026-000032448

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000032448) never changes.

Identity and time

Publication numberOT-2026-000032448 · never reused
Internal UUID01a0ae75-106e-757e-988a-7d9021631af5 · 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-2026-000032448
StatusPUBLIC

Content hashes

Canonical text0d2a868a6b4db3c08b648c61410fd0670883c5a1d3237b094487b0750aec8c61
Markdown219b0a62bb3a01e45a61842e05c053f128f29da80cbbc7f663a15f6889fa52bf
PDF
Publication page36af7c826a7bc58b00cb3a8a1cee14ed302eb3a5a6c08fdf3064d99ae9c1bb4a
Manifested2b89833b5db4b4a416506705092e7ef744377826e2b72b8664e0cf9e1b100d

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
Signature+pZuRaCvdOgPwGxHowjXKqmt+eLluQGUNnRYvnCw6WPugqte8cZMbyxHRO5EAaxNr0hNU21CpY4DZrv36VTaAA==
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

2026-09-17T11:33:52.492512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032448
observed 36af7c826a7bc58b00cb3a8a1cee14ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.474919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032448/manifest.json
observed ed2b89833b5db4b4a416506705092e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.455190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032448/publication.md
observed 219b0a62bb3a01e45a61842e05c053f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.437660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032448/publication.txt
observed 0d2a868a6b4db3c08b648c61410fd067...
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.