OpenTechnical

OT-2026-000039032

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum 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-2026-000039032) never changes.

Identity and time

Publication numberOT-2026-000039032 · never reused
Internal UUID01a0ae78-9672-7f61-99f8-5872288590b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039032
StatusPUBLIC

Content hashes

Canonical textae0b5e3d46f694c6c5e93ee22b381b5b773e198b4bad0fbf8d9da817af7bd8a1
Markdown21d08863dcbaea2ef7871fa514fa24596c6d5756cbe3717fc860a4caee9ac71e
PDF
Publication page511e3bb150e0479486cebbf647b35f732366d2d02e4a8bb941ce10db67c43983
Manifest5c7aab870eae1e517ca380345586c86695ef71e7250413f69bf61e084a48eda3

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
SignatureZmmTdRfvpQEGPVTPrmqNM3oP+dLawPJ4PHEE4Jq1uBKtA6YxzHoOWoAGBkbCfWUA6rVoOwp3hMyFM/3QEpusBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:22.935069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039032
observed 511e3bb150e0479486cebbf647b35f73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.913925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039032/manifest.json
observed 5c7aab870eae1e517ca380345586c866...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.894690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039032/publication.md
observed 21d08863dcbaea2ef7871fa514fa2459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.877971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039032/publication.txt
observed ae0b5e3d46f694c6c5e93ee22b381b5b...
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.