OpenTechnical

OT-2026-000064062

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

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-2026-000064062) never changes.

Identity and time

Publication numberOT-2026-000064062 · never reused
Internal UUID01a0ae8d-53be-78ea-befc-f86327270316 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064062
StatusPUBLIC

Content hashes

Canonical text1942c58958979187edd489f32355a0ad172b24d8f1d0d083fccd1378e4640e7f
Markdown80f603a9b240ebd4a50a6f1f0a49b1dbdc884cf10a0df2e430f137eb62579ce5
PDF
Publication page21339cddad29b618f2cbd5aa7606f292bb651bd6e742cd5b04fbcf83d94dd062
Manifest37b21a5b5e3a269aeaeff333f8ead3fc2fa3c51c93c07ed59cf9b10840bad969

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
SignatureDo553yGpe9LQ8v0YYdAOsNz268NyhNoSgOlt7BGGixgfEOdAeY+v3T7wWEAvgnCSQwZqDIkBMXbKSAyb6xRJDg==
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

2026-09-17T10:37:09.621762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064062
observed 21339cddad29b618f2cbd5aa7606f292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.602633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064062/manifest.json
observed 37b21a5b5e3a269aeaeff333f8ead3fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.585176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064062/publication.md
observed 80f603a9b240ebd4a50a6f1f0a49b1db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.564567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064062/publication.txt
observed 1942c58958979187edd489f32355a0ad...
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.