OpenTechnical

OT-2026-000086066

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump 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-2026-000086066) never changes.

Identity and time

Publication numberOT-2026-000086066 · never reused
Internal UUID01a0ae99-e82b-71fd-94d0-cd561f9733b6 · 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-2026-000086066
StatusPUBLIC

Content hashes

Canonical text380cb6c3a7640410bba2f0a7566305217d02978e7569cb9dfafd29abb7d850da
Markdown28f85a121bcf782716de9a0effbf1bfb0336b6408a4ec443f02cff0a97c09569
PDF
Publication page39f78bdcb759ea1b2638b62e689df2ac5c614ea4d30e7603f75964978f42893a
Manifestb48d5c9e4ba2fa15de3b1311673232e10e94a6fcd010a130654d95c5b807198d

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
Signaturen9O6rGnXnqfYHcD83mX1whJn6jc+/QIgPcF/DK563LwgVtBCOxvCZcm2kXXrs7/Pse5eO2pE+xu72OqXTm7tBw==
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

2026-09-17T09:53:03.871646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086066
observed 39f78bdcb759ea1b2638b62e689df2ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:03.855142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086066/manifest.json
observed b48d5c9e4ba2fa15de3b1311673232e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:03.837570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086066/publication.md
observed 28f85a121bcf782716de9a0effbf1bfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:03.819936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086066/publication.txt
observed 380cb6c3a7640410bba2f0a756630521...
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.