OpenTechnical

OT-2026-000046332

Publication integrity record

Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, 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-2026-000046332) never changes.

Identity and time

Publication numberOT-2026-000046332 · never reused
Internal UUID01a0ae7e-57cb-7b73-b0d9-cadbe845c9ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046332
StatusPUBLIC

Content hashes

Canonical text509bb73cab786db0f73286bcea4ede2ef1fd6b3c8ab18b04e611f72c31f9b828
Markdownffdad0878d9e4b3c8a894a6b459d39c03f8457df089ed58129490a8ecf7fbea7
PDF
Publication page307e4f72bf3641b8dc0d8d2de429e3e6041fa5914e1109a57f6e488f1c03f63d
Manifest3834f698ea32e4b05d91a0726937ccba897ddfb03c516330601c5e20f95b9d8a

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
SignaturenbjBXYLFovyKHGGsozV10l9mSRdrOcjQOP5y/b7oW/DjDks6hooieWJpSuDgQk3EeNhP2mVFHs3xX70BsEyfDg==
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

2026-09-17T11:08:18.892664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046332
observed 307e4f72bf3641b8dc0d8d2de429e3e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:18.873923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046332/manifest.json
observed 3834f698ea32e4b05d91a0726937ccba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:18.855864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046332/publication.md
observed ffdad0878d9e4b3c8a894a6b459d39c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:18.836235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046332/publication.txt
observed 509bb73cab786db0f73286bcea4ede2e...
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.