OpenTechnical

OT-2026-000066078

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000066078) never changes.

Identity and time

Publication numberOT-2026-000066078 · never reused
Internal UUID01a0ae8e-8dc2-7d7a-992f-6158fb6c9fca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066078
StatusPUBLIC

Content hashes

Canonical text2a35b001f3b76663336ac481b9be121a086d5d6878ef8eb6bc2c57f30e87ef29
Markdown7c7477860c4488f216ce007ea1976f93b95e3285917ad68962955a3788a533fe
PDF
Publication page2d47c749f9bf5bc3a959fe1c97fbeac12bf5096a50f7c1772dcb1adc7732a1d9
Manifest3a37c0efc7f0b8f0e117d3b49021a7abe56260d2f420c2d08097ee0645841e61

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
SignatureNJX4vG7hMzt7NxVqo4Lp3/6+EAdRIwmeKuH2Dpn3T6uj8iJBFnEXOfs7GKRMoR794FHbYQelwQKHuIj/DIUVDA==
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

2026-09-17T08:50:44.347827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066078
observed 2d47c749f9bf5bc3a959fe1c97fbeac1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:44.323505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066078/manifest.json
observed 3a37c0efc7f0b8f0e117d3b49021a7ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:44.303869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066078/publication.md
observed 7c7477860c4488f216ce007ea1976f93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:44.282816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066078/publication.txt
observed 2a35b001f3b76663336ac481b9be121a...
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.