OpenTechnical

OT-2026-000096176

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump 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-2026-000096176) never changes.

Identity and time

Publication numberOT-2026-000096176 · never reused
Internal UUID01a0aea0-585e-78bd-a516-f763cb7c6948 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096176
StatusPUBLIC

Content hashes

Canonical textbc3990e210c56ecf01ded8c4e89b73061a0743ad56dabc185ed66fff249ea886
Markdown78c1e134c1bd1ebbce46749432cb8494a9041b70dca4ab4b96c407f5866eea33
PDF
Publication page085c28e866a91db851a6bb82e51c930164a2a5fb25da24aaf5a7a9d6cb597aab
Manifest3553293e8fb3eefb5669e5bbbf3033095fca7897ad89363baab86ba822ad0959

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
SignatureOWAt/AmX2JThJ2+jrlkDsMDZbA/pwhI5+W9UWhnyQKUQIyjz2s/Lox+0xRn7cAA8qj7v5JBE4uinza4684O3Bg==
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

2026-09-17T09:34:40.999790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096176
observed 085c28e866a91db851a6bb82e51c9301...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:40.981888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096176/manifest.json
observed 3553293e8fb3eefb5669e5bbbf303309...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:40.965304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096176/publication.md
observed 78c1e134c1bd1ebbce46749432cb8494...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:40.947618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096176/publication.txt
observed bc3990e210c56ecf01ded8c4e89b7306...
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.