OpenTechnical

OT-2026-000041083

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000041083) never changes.

Identity and time

Publication numberOT-2026-000041083 · never reused
Internal UUID01a0ae79-b141-7aed-a627-e5720a131fb1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041083
StatusPUBLIC

Content hashes

Canonical text011e428a66603ad0d5428f588eec3e06252fbad8d0ec2e256b8d3c40b8724714
Markdown6fc3fe0d9ce16896a30eb0afaa8dd6c246581aca20a0665d3885e6ece0aba453
PDF
Publication pageec826b582d398b028762f8a21e9bda865a35daeddd64c53a598a401c11ec391f
Manifest35c6c52c0626f180f3ccc65bdc9cac6ae217f6218854e2a22388b2e853059fa5

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
SignatureljF7qq/51Gv/DdlhWkrSl6KDQ9ZKlyDledqyPPph2ySyjcl3UdJo28oRIE1YXE4OCn4bsdQYy79cb0x13Cx2Ag==
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

2026-09-17T11:17:00.003896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041083
observed ec826b582d398b028762f8a21e9bda86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:59.987279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041083/manifest.json
observed 35c6c52c0626f180f3ccc65bdc9cac6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:59.971866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041083/publication.md
observed 6fc3fe0d9ce16896a30eb0afaa8dd6c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:59.954594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041083/publication.txt
observed 011e428a66603ad0d5428f588eec3e06...
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.