OpenTechnical

OT-2026-000067105

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000067105) never changes.

Identity and time

Publication numberOT-2026-000067105 · never reused
Internal UUID01a0ae8f-14ff-7074-bf53-d3a057d3706d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067105
StatusPUBLIC

Content hashes

Canonical text2bbd2d177806411c40d0bc0163e8c9624edb40138803aedb59763089ed8b6b71
Markdown275807f2ce9cb9a10416ce765a79fe568b88591eb29f7912568db10cd1cc9ef2
PDF
Publication pagec234d0299667bd69c529ee6c1133daab309f5bddd2f40ea877cec79d08c7c286
Manifest5f297fd236a61bdaa99aac3458754abd5ca936a1e8eb254fa069524f4ac8798a

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
SignatureGLFK6sZO1diUmWiqiuHkGlOj9eZf9W14D8GOLXxq/J4KmKd0eZfjx5QEn64NEZ6Fy2VZY/tJ3r3bn6E5mHBVCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:22.420429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067105
observed c234d0299667bd69c529ee6c1133daab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:22.402697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067105/manifest.json
observed 5f297fd236a61bdaa99aac3458754abd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:22.384744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067105/publication.md
observed 275807f2ce9cb9a10416ce765a79fe56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:22.368008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067105/publication.txt
observed 2bbd2d177806411c40d0bc0163e8c962...
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.