OpenTechnical

OT-2026-000086202

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, sustained 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-2026-000086202) never changes.

Identity and time

Publication numberOT-2026-000086202 · never reused
Internal UUID01a0ae99-e82c-739c-a79b-630c6fc009fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086202
StatusPUBLIC

Content hashes

Canonical text062201ca9e1d796f270c883b2b5932227483b6c9acfe9ec5ec78ed47ad50406c
Markdowndf1b14ead1677fbd93d0da25bcb52bd38a14bc0bbb6d904e0f6e3e407cdf53b7
PDF
Publication pagec1fa50d7c3f1461edd6a2d61858e237fe6154254e23fa8ff6af27d848ff46b5a
Manifest33192edb22eadf2909fb6e026de49944921259f572b0e12817a2f29d1ce39b21

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
SignaturegWMs+WJSa6nlht37q4TDwqY3ERbhGjQOSsGdp3PZbezrpaJH04zPL7UBQjb9sW2JooiDjB5tFjHFMxtSAZiACg==
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

2026-09-17T09:53:52.972295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086202
observed c1fa50d7c3f1461edd6a2d61858e237f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:52.953671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086202/manifest.json
observed 33192edb22eadf2909fb6e026de49944...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:52.936274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086202/publication.md
observed df1b14ead1677fbd93d0da25bcb52bd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:52.918979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086202/publication.txt
observed 062201ca9e1d796f270c883b2b593222...
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.