OpenTechnical

OT-2026-000008354

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed 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-2026-000008354) never changes.

Identity and time

Publication numberOT-2026-000008354 · never reused
Internal UUID01a0ae6a-e469-7ded-b782-b466aaa45574 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008354
StatusPUBLIC

Content hashes

Canonical text0af1a944c9746a167d42706cb9cc9e80bfa58c5ae490fa749078400b73c84f17
Markdown5617894454a3c70ff81c55b716cfc0e96372459149f3eeda4d157bb32d99a424
PDF
Publication page2bb2e5dd21aa59ab90cd0ec1e9fbdaf6ba9501acf94097d646b6499d9d031105
Manifestc2e9e7437872ba8504efefe7af75c6ca483f3c146f59b380a4ff2cb442869fbc

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
SignatureSPUQZ0oYii0kEkiQa749BqjbPquO7AQcIz5Cbif9jelq6dWj2Y/L5r67jBHOPrB0AO2puAcqFubfcdpZndUhAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:10.563255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008354
observed 2bb2e5dd21aa59ab90cd0ec1e9fbdaf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:10.545770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008354/manifest.json
observed c2e9e7437872ba8504efefe7af75c6ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:10.526699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008354/publication.md
observed 5617894454a3c70ff81c55b716cfc0e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:10.508291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008354/publication.txt
observed 0af1a944c9746a167d42706cb9cc9e80...
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.