OpenTechnical

OT-2026-000042267

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000042267) never changes.

Identity and time

Publication numberOT-2026-000042267 · never reused
Internal UUID01a0ae7a-5d73-7bc5-adb7-230dbc477ab6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042267
StatusPUBLIC

Content hashes

Canonical textde8cdb85c7a1e17a643e7c7f5aa4a90118d575ed380492c235321ad1b4b935c7
Markdown8485f7b8dc32103e71e9319638c8c81162afcb57168fc4e902663d45efe2d3ec
PDF
Publication pagec5376f7df3fc21dbf084bea78084d33250f8d7f57b43ba75453fb42eb17ad6ef
Manifest85d847821aa6e88bae4195230e98eb1362b03246180b28e199b84947775b2165

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
SignaturecczgLKO17yHDWzt/FmEdHbfpEA3j6nE0c51jNRMalhrevgdUY7TnUeQSALpdFhbzJITELU3X4xnQXIT3N+1NDg==
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

2026-09-17T11:15:57.286871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042267
observed c5376f7df3fc21dbf084bea78084d332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:57.267036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042267/manifest.json
observed 85d847821aa6e88bae4195230e98eb13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:57.248678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042267/publication.md
observed 8485f7b8dc32103e71e9319638c8c811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:57.219869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042267/publication.txt
observed de8cdb85c7a1e17a643e7c7f5aa4a901...
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.