OpenTechnical

OT-2026-000064414

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000064414) never changes.

Identity and time

Publication numberOT-2026-000064414 · never reused
Internal UUID01a0ae8d-a461-78cd-b917-25dfb4ff8df5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064414
StatusPUBLIC

Content hashes

Canonical text0052667dfdbac5283b2993be53b2f71301ba91ce074489ac5a054f0e3a749871
Markdown3c972de8b91c4249a20996aba802c217d43d5144163e16da2aa63e968d41eb35
PDF
Publication page72f0e3317aece1413a7fe8d7f643b72a80c832ef45a50d1da46986198c52f3dc
Manifest391434d8b35bed2f7135bd14745ba1d2624bc62c3443ff606f85ca844eb5bf11

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
SignatureUmxk0vM/jml9AbkDgdUxe+BArb0iUHXeUUAycLI2KBroQmNz98UJv/3oUJW7GPWijxQ6Y8b2ropWKCbGyi1WBA==
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

2026-09-17T10:36:35.626525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064414
observed 72f0e3317aece1413a7fe8d7f643b72a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:35.608917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064414/manifest.json
observed 391434d8b35bed2f7135bd14745ba1d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:35.589418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064414/publication.md
observed 3c972de8b91c4249a20996aba802c217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:35.570596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064414/publication.txt
observed 0052667dfdbac5283b2993be53b2f713...
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.