OpenTechnical

OT-2026-000066739

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pressure sensor per zone, pulsed 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-2026-000066739) never changes.

Identity and time

Publication numberOT-2026-000066739 · never reused
Internal UUID01a0ae8e-ce42-7ed6-addf-5340e95e5b32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066739
StatusPUBLIC

Content hashes

Canonical text33393345b6d02a9afa1f2d0073fc5ce888d13b2d149ae0dcb69f17d2292347f8
Markdownde6d7d57d04c0cea9cc13635a930244f6da287c6dc009af41c946adb104e6993
PDF
Publication pageb3c5f5d5d3addfd2ca9849dc6f6d3b3d9d13462d654aea28d77fb18d67e618c1
Manifestf82102ad0e621b1eb6d1dea67823d178c9b099b21d5cacc7ea5eb8121e90a198

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
SignaturerJnhrHDiNgEguwQ7Xzl2qEjVrUrVs+x/08eCeijLOr+HbiqV4c6T0UrBydg9Ve5yR7CZ8bOupxYtO/8oRI1kDA==
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

2026-09-17T10:33:08.910982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066739
observed b3c5f5d5d3addfd2ca9849dc6f6d3b3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:08.894300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066739/manifest.json
observed f82102ad0e621b1eb6d1dea67823d178...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:08.876662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066739/publication.md
observed de6d7d57d04c0cea9cc13635a930244f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:08.858583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066739/publication.txt
observed 33393345b6d02a9afa1f2d0073fc5ce8...
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.