OpenTechnical

OT-2026-000093680

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three 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-2026-000093680) never changes.

Identity and time

Publication numberOT-2026-000093680 · never reused
Internal UUID01a0ae9e-508b-784e-a63c-a48103d4bc03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093680
StatusPUBLIC

Content hashes

Canonical text9c1ffb1469bfb94feae117e3ecd1f7c1831ae21220d7c70aa458f50387925866
Markdownb956db6da3715b05ac368cf3059add5c2231c83f4f763b5ede4ec7ab1acb2660
PDF
Publication pageb532dad3df4d6edcab4621dc1044d788e37a623182faf53b990f8db4924f52ae
Manifestb221cfaeee3845fc83e32be577ba4fd9110e05860857588e137d63b56d5d6d09

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
SignaturexITg/tuwB1dYXacf7mFcVVZzT6D0npv5If8RlVWTXU3pp8BCkgOdUJHDvOfvAZZgjihaIsC5HaSSF8Ft6UAxAA==
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

2026-09-17T09:39:44.512575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093680
observed b532dad3df4d6edcab4621dc1044d788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:44.496653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093680/manifest.json
observed b221cfaeee3845fc83e32be577ba4fd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:44.478093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093680/publication.md
observed b956db6da3715b05ac368cf3059add5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:44.460823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093680/publication.txt
observed 9c1ffb1469bfb94feae117e3ecd1f7c1...
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.