OpenTechnical

OT-2026-000066327

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, pressure sensor per zone, pulsed 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-2026-000066327) never changes.

Identity and time

Publication numberOT-2026-000066327 · never reused
Internal UUID01a0ae8e-8dc4-7794-8d45-4f7e8279459e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066327
StatusPUBLIC

Content hashes

Canonical text89d2332dd5371c99b13b19c5176411c8c4ef4fe1dbf2caaf387650afb5b8c5ee
Markdown295fa4bf2d22b442b5ee716a1c06e78eb7fa3532df7e2f5c34c05395aa666d25
PDF
Publication pagea3766ae9a6806dae8b8688dffe1b021309f24e2b1ecaef890114a8740c787b45
Manifest55f0fd34dd80ce07467d560545e134ffcce22bda6feacf0b6d6c9809e88717ce

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
SignatureVqvU/s44TpQ5uQ9l/cTc7oS/9s9f0QMzaZH3co0H9CM1XvOUhU3mpZ2DLiQf9EIwwyqXIY9DdDPCP/pbqhhADA==
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

2026-09-17T10:33:31.224420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066327
observed a3766ae9a6806dae8b8688dffe1b0213...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:31.208034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066327/manifest.json
observed 55f0fd34dd80ce07467d560545e134ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:31.190263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066327/publication.md
observed 295fa4bf2d22b442b5ee716a1c06e78e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:31.172306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066327/publication.txt
observed 89d2332dd5371c99b13b19c5176411c8...
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.