OpenTechnical

OT-2026-000065816

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000065816) never changes.

Identity and time

Publication numberOT-2026-000065816 · never reused
Internal UUID01a0ae8e-46fb-7f98-9061-f0818d9393a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065816
StatusPUBLIC

Content hashes

Canonical textda30e0e4c325276fa39cfcdc7f243bc1d1f5fad1c854a95954fb0246a21848e8
Markdown91dd91e450196d5257d0b31e510c954d1ae03afa276768625e4c5f9a84e1fade
PDF
Publication pagee4a1293a99372f3d9a7f6e8b004ba9aafb0c7c3070973d8d8bcd0718a6dc45af
Manifest09772c96848df6a3a914c8637bb9906becd046d11ef45cf9290a075fbc2bbe08

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
SignatureMvPhX/2/od9NJ8T7DjyQ1l3C4GSiP0eAj8pkDAXClUmz3GIfjDkT5dSkH1MDmBaQiypkfPfZZaj5h1rupJkqCQ==
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

2026-09-17T10:34:15.674826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065816
observed e4a1293a99372f3d9a7f6e8b004ba9aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:15.659426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065816/manifest.json
observed 09772c96848df6a3a914c8637bb9906b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:15.642376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065816/publication.md
observed 91dd91e450196d5257d0b31e510c954d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:15.623481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065816/publication.txt
observed da30e0e4c325276fa39cfcdc7f243bc1...
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.