OpenTechnical

OT-2026-000063183

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000063183) never changes.

Identity and time

Publication numberOT-2026-000063183 · never reused
Internal UUID01a0ae8c-94ab-7822-8020-de104924f709 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063183
StatusPUBLIC

Content hashes

Canonical text2ab157e05aa65c1ffe8c1af6da76f1c87c323e2f522ee6b324954cc94dcc4e7c
Markdown3926faa98cff43638de5e54d558b9555f6ff92ccff484d7d75e4c8c69d91c2ad
PDF
Publication pagedf608fae6381808e1af9a5e60c99109fc160856704db5618dc0b3dcddcc96efd
Manifest938c097bcc30642fba5141ef94cb58a51557396ed27f2a074afaf6d0e9db0a87

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
SignaturejJqW/gtlPTvnp+dceadVE22hwIwPpOHEONRv5Wy2UrwahAoc9/FVtxvbi3RYJ69At+r+NCOJDAxgTsutcndCDg==
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

2026-09-17T10:38:58.660732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063183
observed df608fae6381808e1af9a5e60c99109f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.642531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063183/manifest.json
observed 938c097bcc30642fba5141ef94cb58a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.624059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063183/publication.md
observed 3926faa98cff43638de5e54d558b9555...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.605915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063183/publication.txt
observed 2ab157e05aa65c1ffe8c1af6da76f1c8...
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.