OpenTechnical

OT-2026-000098356

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000098356) never changes.

Identity and time

Publication numberOT-2026-000098356 · never reused
Internal UUID01a0aea1-e965-7464-9b32-60f20a071d18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098356
StatusPUBLIC

Content hashes

Canonical textf9eb59c40e6ae99bf42016c6d326f343fdf4805ac16921826ceff94f80b1d0c1
Markdown05905c816308a6e630ad7c7134a20348d1bb135d7a67d9c8917e267d9aab8e0a
PDF
Publication page0434e2ba7cf0802588e33a7d82849d904e6d01f9b6956fa6d6dc78b613495c93
Manifest12e9df01b1d1510e6fec345f2dfe52197b80b17aa8036b8809a043311cc6feda

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
Signature6DE00IA0p5XB8vXr62ql806WoCHpe9T++GnJfH0HnAfMqsaRJNQw+FPm8jMyypE1XU+59JxYicWKZAeNL7hXCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:34.651309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098356
observed 0434e2ba7cf0802588e33a7d82849d90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.632618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098356/manifest.json
observed 12e9df01b1d1510e6fec345f2dfe5219...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.613614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098356/publication.md
observed 05905c816308a6e630ad7c7134a20348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.595964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098356/publication.txt
observed f9eb59c40e6ae99bf42016c6d326f343...
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.