OpenTechnical

OT-2026-000096476

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000096476) never changes.

Identity and time

Publication numberOT-2026-000096476 · never reused
Internal UUID01a0aea0-a4a9-72b8-98fe-c4b87915c637 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096476
StatusPUBLIC

Content hashes

Canonical text48c2578861add6ff18e667d3a5eefc59a1981e6791c2086656cff3e353b5566c
Markdownf0755e1c90816c6c1f879fa00385e0da41bc74ca35e436c075ce4526cb760eb1
PDF
Publication page7e635a7d31dedc3766c99e704a61ac165dcd10341445d28d958886f54b0b0a99
Manifest4a6e33fd295978d173e2421d6ca3f7e8c96ee634030e38db00935bae179aeb0f

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
SignatureQ91MFqBItdaEoX9uuyLmh4RrApNmS1XPJ0ohL7EGTwCvaHk2omiK+dz2yBbXjCnSwNQYyTiXPdpmraJxEB6fDA==
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

2026-09-17T09:33:48.152360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096476
observed 7e635a7d31dedc3766c99e704a61ac16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:48.136227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096476/manifest.json
observed 4a6e33fd295978d173e2421d6ca3f7e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:48.119437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096476/publication.md
observed f0755e1c90816c6c1f879fa00385e0da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:48.102207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096476/publication.txt
observed 48c2578861add6ff18e667d3a5eefc59...
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.