OpenTechnical

OT-2026-000092829

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000092829) never changes.

Identity and time

Publication numberOT-2026-000092829 · never reused
Internal UUID01a0ae9d-b601-773e-ae6d-022e73d76cac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092829
StatusPUBLIC

Content hashes

Canonical text949eaa02377000c868ce9394f520ca99f1ce224367f7854b442b3fad743bce3e
Markdown2a75510f390eae5284f0a26759accfae4dffe6385730de38b1aee8f6a0e06b69
PDF
Publication page55954bfe688b7ebd4dbe40b3f6b39f75cf6d21bf04979fbaa6f58e069d2fb782
Manifest470db03e8041f68a77e98e1fc7eea6932804104b769dd5fa59d40fb1706bf030

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
SignaturenVJ3/fg3gduoUrAkNrm85UEqATw8vY2S2etbXjqXSMk5IkJUlYEADjVPubmFCv0B8GLT7iEiQindFcarN+bxAw==
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

2026-09-17T09:41:28.770558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092829
observed 55954bfe688b7ebd4dbe40b3f6b39f75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:28.752640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092829/manifest.json
observed 470db03e8041f68a77e98e1fc7eea693...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:28.732495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092829/publication.md
observed 2a75510f390eae5284f0a26759accfae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:28.714135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092829/publication.txt
observed 949eaa02377000c868ce9394f520ca99...
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.