OpenTechnical

OT-2026-000073373

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line 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-2026-000073373) never changes.

Identity and time

Publication numberOT-2026-000073373 · never reused
Internal UUID01a0ae92-efb8-73c4-a8aa-07f86980c076 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073373
StatusPUBLIC

Content hashes

Canonical text0c4192eb6bc0de284a14180c0669f6c9eef050f059f669940196faedc76e99e7
Markdown8863d9fef059e11261ce8ca0b6770d5479079e286040c78a21f33a6ba633d1ba
PDF
Publication page0fcce7282c11596e6b7f0ce29de71c31ee579b53843fafd4c689acd72c9eef79
Manifest83e856bc62024c9306263c768d90e2500307f74f6020b1436eb22e5cf7ac4033

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
SignaturekxD4rNwNc/z8x8YkQaBVuOXbHwhWyNRHRzmtZKtVmODRudYpBmgFAOZFxTrGB+iB5vkm0UtSgd8Y52tA7K70Ag==
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

2026-09-17T10:21:24.548229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073373
observed 0fcce7282c11596e6b7f0ce29de71c31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:24.528634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073373/manifest.json
observed 83e856bc62024c9306263c768d90e250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:24.510286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073373/publication.md
observed 8863d9fef059e11261ce8ca0b6770d54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:24.490953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073373/publication.txt
observed 0c4192eb6bc0de284a14180c0669f6c9...
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.