OpenTechnical

OT-2026-000084165

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, two stage ejector, sustained 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-2026-000084165) never changes.

Identity and time

Publication numberOT-2026-000084165 · never reused
Internal UUID01a0ae98-5b5f-732f-ac01-936c16ed0f14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084165
StatusPUBLIC

Content hashes

Canonical texta28c3219c71a74af44c0f7fb698acaacd4f2b68f03433589e43875b1719b2490
Markdownddc08918b980e1fee4c2d8ce18673ba5f3bdb8b91cf1cfb5667fcc93b2b22a35
PDF
Publication page8964764c6b2f320bc4a42fa204f59bec0f27664c636de0573efa10ce4e484438
Manifestc6a29f8c43f3af943651a93c360cd7f067cdffd602faf6914043d04efd4ed46d

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
SignaturezGzaTeccpDW4Aqgq2VSphW1Ha2EGw9VT5QyhTD0QFCq1wDtNXLvZ9EjIGJ2poXX9/O+ulFidw0tZLOpQFpvLBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:56.336891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084165
observed 8964764c6b2f320bc4a42fa204f59bec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:56.319295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084165/manifest.json
observed c6a29f8c43f3af943651a93c360cd7f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:56.300601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084165/publication.md
observed ddc08918b980e1fee4c2d8ce18673ba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:56.281953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084165/publication.txt
observed a28c3219c71a74af44c0f7fb698acaac...
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.