OpenTechnical

OT-2026-000083714

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000083714) never changes.

Identity and time

Publication numberOT-2026-000083714 · never reused
Internal UUID01a0ae98-0417-7a8c-b8b8-a1caad270677 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083714
StatusPUBLIC

Content hashes

Canonical textae5e812c96e4e3752da8cca69be13696aec613d16d6264162b38c6b41a5ada29
Markdown14419a1d8bed96677abc582f6d105e17a906a93aa0d1a1f8dd2634781e4cd2ad
PDF
Publication page8bb672ee5a04a9c2174f69afe4544f19f0fce827a39ffce980a0da1c31c99c6b
Manifest43a77609c6908a6bc6dba38e5156d812c7c54078f231530b34391e8a73ddb66e

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
SignaturecUTRq/SbzMOZYsXp9zqSzLdxLIojfYoUEUtEsTIewYlkSSOb/QhB9mMwbh4T/gknDNVTdlgNkChS3j8rPtN0Cw==
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

2026-09-17T09:57:20.685135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083714
observed 8bb672ee5a04a9c2174f69afe4544f19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.667793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083714/manifest.json
observed 43a77609c6908a6bc6dba38e5156d812...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.651415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083714/publication.md
observed 14419a1d8bed96677abc582f6d105e17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.635401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083714/publication.txt
observed ae5e812c96e4e3752da8cca69be13696...
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.