OpenTechnical

OT-2026-000041151

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump 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-2026-000041151) never changes.

Identity and time

Publication numberOT-2026-000041151 · never reused
Internal UUID01a0ae79-b142-7841-8bb2-2a1bc0442104 · 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-2026-000041151
StatusPUBLIC

Content hashes

Canonical textd48494b864978ddd93984150c257b88b26e87b4fcf52970669c58c7e8984b58e
Markdown7d7f6f0bf417ba6677320249bc1152081090ec603ee2f38d4d78f4bd6b3d16a4
PDF
Publication page6c07502b75e00b7aaa66fa52ad24e2fb10d115d10aa92fe72d5ba868ae07150e
Manifest654b5e1bb2ef05b77544fb49880cd14c5ecf1ab47885db2e4764a19202889c16

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
SignatureBErp5FHIL+tSu2YH7Nk6ibHkB4T/eFfUpt2i3kYO3nQrs6om0+0+vsiEYMprkdKZkPyOcX0iZvJwg9p6bykKBw==
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

2026-09-17T11:17:05.587570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041151
observed 6c07502b75e00b7aaa66fa52ad24e2fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:05.569509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041151/manifest.json
observed 654b5e1bb2ef05b77544fb49880cd14c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:05.550646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041151/publication.md
observed 7d7f6f0bf417ba6677320249bc115208...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:05.531087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041151/publication.txt
observed d48494b864978ddd93984150c257b88b...
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.