OpenTechnical

OT-2026-000066371

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000066371) never changes.

Identity and time

Publication numberOT-2026-000066371 · never reused
Internal UUID01a0ae8e-8dc4-752c-baf3-502aa12f8466 · 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-2026-000066371
StatusPUBLIC

Content hashes

Canonical text7ea556a466689fbcad0e1338036b826a0c2959d77fdd5d20b526dcf437a43cff
Markdown363fed0db0c5d09a30bd127c6b0b1601fcfc47408dd39e5b01e52aa9149cd507
PDF
Publication page119ded380d6f6b35afc945a6fc4bce555aef7289a44976775f35db51409a7a08
Manifesta6d672f306a62860758c8fc73cf882da5efd2e3aa2055353b1a5fcb869629335

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
Signatureb7glBjTc9750mRWGxSLaJjqSdLW8yWRENgVfNyv7K7wkHwHuDB5V+m0QbG8mJ/PRG0z1Wq4YdjIVjKLtzxdHCQ==
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

2026-09-17T10:33:34.236560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066371
observed 119ded380d6f6b35afc945a6fc4bce55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:34.219314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066371/manifest.json
observed a6d672f306a62860758c8fc73cf882da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:34.201404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066371/publication.md
observed 363fed0db0c5d09a30bd127c6b0b1601...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:34.182740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066371/publication.txt
observed 7ea556a466689fbcad0e1338036b826a...
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.