OpenTechnical

OT-2026-000096568

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000096568) never changes.

Identity and time

Publication numberOT-2026-000096568 · never reused
Internal UUID01a0aea0-a4aa-77c1-8590-a50b71dcf763 · 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-2026-000096568
StatusPUBLIC

Content hashes

Canonical text8ad79cff997c79b1c15cd34e666924cf9b8a13aec22f124608b65d47269aed22
Markdown3d57235e85c2c067abbef187226eec5c14968321bd08e9f61d607127c4d5d357
PDF
Publication page9a0cceefef9a11ddb5e0953772899b07832abe9e1e00d8a16f2c0244de0c7355
Manifest43d8c6b8d3b7451c06a4fb4b0b6b9aa870dee26408bc8553e06777d163a9c6dc

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
SignaturePhk56GXS/K0NfsSSYGWKIGDopkouuIuPCBnEPnl0WtTChlv2zhsVv4vnY7nMkC7Ij90vOPK6uDT9l5D8hdLzCA==
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

2026-09-17T09:34:00.385637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096568
observed 9a0cceefef9a11ddb5e0953772899b07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:00.368428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096568/manifest.json
observed 43d8c6b8d3b7451c06a4fb4b0b6b9aa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:00.351303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096568/publication.md
observed 3d57235e85c2c067abbef187226eec5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:00.331123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096568/publication.txt
observed 8ad79cff997c79b1c15cd34e666924cf...
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.