OpenTechnical

OT-2026-000041696

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, pulsed blow-off after set-down

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-2026-000041696) never changes.

Identity and time

Publication numberOT-2026-000041696 · never reused
Internal UUID01a0ae79-e8a1-76f7-9433-79222263eebe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041696
StatusPUBLIC

Content hashes

Canonical textc825d0c91dc09d670fa443a56b4767241fbc3639d39e7ca4a7c6b2e6e8d5ddfa
Markdown6a905c7ab2554ec4fd3ec24da431236e33d01ae0455e9922b77b811ac073ffce
PDF
Publication paged46e526db8dcff8307556803392676ffd0433bfe345e60fefe79914b99f03604
Manifest0198259ea217a5a4f81f995452ffb090f69567c9935bc9cd409ffbdfdeb0fe59

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
SignaturesWqN+z3NCP180rdOSInaRjhW78ADXaGESiN8yHOPL/i5MTUsA5qO9iQaGn6ZusylhzLxQT2VQTTyINrnsy2EAA==
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

2026-09-17T11:16:30.482600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041696
observed d46e526db8dcff8307556803392676ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:30.465164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041696/manifest.json
observed 0198259ea217a5a4f81f995452ffb090...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:30.446503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041696/publication.md
observed 6a905c7ab2554ec4fd3ec24da431236e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:30.428581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041696/publication.txt
observed c825d0c91dc09d670fa443a56b476724...
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.