OpenTechnical

OT-2026-000037731

Publication integrity record

Foam pad vacuum gripper, two zone face, two 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-2026-000037731) never changes.

Identity and time

Publication numberOT-2026-000037731 · never reused
Internal UUID01a0ae77-b8d0-7358-9b99-9a1cf4588728 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037731
StatusPUBLIC

Content hashes

Canonical text1470c16c112dcf30875a691ef86e4afd7cadc81974ae4852d8e6c57a18aa80ec
Markdown59cebca8a3f7dce14bb04285dab4dfe06172f935a21d012f03bd31be90d18aa1
PDF
Publication page20c89c1fa5918684f4500d76333290cc1b3ce7c76bfda2eedca99befb0ac9c68
Manifest3a8da494f54d5cdeb1ab69c6853759d54d76f6f399e2802fbe8500de9f11d5c4

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
SignatureyviZW8vb6gbB7lXEDFvvjxTcGJDsYV+ME8XmW5ihMjYs/XFHl/gKLJouMnb40s3FHVUM9aAdU/V7IWGbPY2NDQ==
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

2026-09-17T11:24:19.822563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037731
observed 20c89c1fa5918684f4500d76333290cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:19.807443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037731/manifest.json
observed 3a8da494f54d5cdeb1ab69c6853759d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:19.791344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037731/publication.md
observed 59cebca8a3f7dce14bb04285dab4dfe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:19.775842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037731/publication.txt
observed 1470c16c112dcf30875a691ef86e4afd...
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.