OpenTechnical

OT-2026-000085426

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000085426) never changes.

Identity and time

Publication numberOT-2026-000085426 · never reused
Internal UUID01a0ae99-aaab-7e46-9718-8ab35fd03604 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085426
StatusPUBLIC

Content hashes

Canonical text751d7d957341e54a54ef3ea3c454dd0fcd497b626f0732212c832a57d009af18
Markdown7968eabad75ba4c26d69a99e07910c2e312c5291f800227e19d897b0d6a46049
PDF
Publication page308840cc734ac6b7344cb3014c44024be508237765463fa8064afd879f7b2c2e
Manifest762c262d9bda46dbd5414a1428926ed41619569fa7cfac2c179ba899da6394ec

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
SignatureJifOnrI5G3zMu8u/dBd+Y196WpV5er5DPOPQS6HDjAoUQNkMWWExiOywFigrl5rRp4KWl02A49L8h1NJwHtaAg==
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

2026-09-17T09:54:12.404988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085426
observed 308840cc734ac6b7344cb3014c44024b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:12.386255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085426/manifest.json
observed 762c262d9bda46dbd5414a1428926ed4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:12.369139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085426/publication.md
observed 7968eabad75ba4c26d69a99e07910c2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:12.351244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085426/publication.txt
observed 751d7d957341e54a54ef3ea3c454dd0f...
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.