OpenTechnical

OT-2026-000093294

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000093294) never changes.

Identity and time

Publication numberOT-2026-000093294 · never reused
Internal UUID01a0ae9e-0911-774c-9000-1ccd2a700a75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093294
StatusPUBLIC

Content hashes

Canonical text6ecac5e3df7ceabb137c65cda147cd4716622c41922d2206cbd3cda6c917ca65
Markdown204495cc6982307dca32af08f137d62b33970aa979c9431ef045d62caab99400
PDF
Publication page1c89be07db8073bd401a1b33181eae304d7c8e3f53bc2d34488427f4574ec67a
Manifestdd744e60428583eed0666f80e3237493ba768e166fc7725ec77f0cfd799710cd

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
SignaturehUEBBa+xgDLBMh8kGVyGhwlHs3yN6QAPUSax1dgZE5rB4AHhRlACx58LvK+YlGhkoPnsnfo00q9t0whNrRsxBw==
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

2026-09-17T09:40:40.189235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093294
observed 1c89be07db8073bd401a1b33181eae30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:40.171810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093294/manifest.json
observed dd744e60428583eed0666f80e3237493...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:40.153446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093294/publication.md
observed 204495cc6982307dca32af08f137d62b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:40.136941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093294/publication.txt
observed 6ecac5e3df7ceabb137c65cda147cd47...
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.