OpenTechnical

OT-2026-000032361

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000032361) never changes.

Identity and time

Publication numberOT-2026-000032361 · never reused
Internal UUID01a0ae75-106e-7a69-8e30-a95321a7d8d8 · 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-2026-000032361
StatusPUBLIC

Content hashes

Canonical text3fda6223dccb2aa923cb4761b7e333652a5b82ee8e7ea409a73cb611bdc668d9
Markdown78348feb7e375ee230fcccdd92aa99557098a05d5013bcbb04d0986f5d49873d
PDF
Publication page9597bd8dc075d43189eb40b7a66f5dd50d31161658d55a51a461ebc0f28f46e4
Manifest1a6ab306d6866bb94c03a968dd23032457047613b9ada4e0256bab774d2a7480

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
SignatureSs68paHP8ROMC+QFX7vGcp1RoK5pbjEe9nK6FzQcx2mPF1GUI4QZSrbUnb9rS9/u4hQBG1UOmjSksAy9sUgNBw==
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

2026-09-17T11:33:45.503450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032361
observed 9597bd8dc075d43189eb40b7a66f5dd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:45.482900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032361/manifest.json
observed 1a6ab306d6866bb94c03a968dd230324...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:45.464371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032361/publication.md
observed 78348feb7e375ee230fcccdd92aa9955...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:45.444705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032361/publication.txt
observed 3fda6223dccb2aa923cb4761b7e33365...
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.