OpenTechnical

OT-2026-000066322

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000066322) never changes.

Identity and time

Publication numberOT-2026-000066322 · never reused
Internal UUID01a0ae8e-8dc4-7736-aa9e-32c533f06afb · 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-2026-000066322
StatusPUBLIC

Content hashes

Canonical text26364d98c12ddddd7ac2c52768eefc5f6cae00a4e36d679ee68306bc88f38153
Markdown104b96496c067754d22bca238181435ed3b8cec1801b4e5b905c06d4f3592452
PDF
Publication paged4d21014bda302a2d45703f04e487eb9dacd05abc2dd744a4fb6b3cc2a5b978c
Manifest935fd387bb4351515b4982ff5df0aabb3257575543cc49f04d0575b3bb5ea02a

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
SignatureGlBQRDUMlmMDmxGqZiEH3hv0auSipoVXgoqWhgGiiqLAC452uLHpLqprjKZ73MT6A+5ka5Sdo2W/Hkux+7fGBg==
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

2026-09-17T10:33:30.791629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066322
observed d4d21014bda302a2d45703f04e487eb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:30.774768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066322/manifest.json
observed 935fd387bb4351515b4982ff5df0aabb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:30.756506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066322/publication.md
observed 104b96496c067754d22bca238181435e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:30.730969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066322/publication.txt
observed 26364d98c12ddddd7ac2c52768eefc5f...
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.