OpenTechnical

OT-2026-000064210

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump 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-2026-000064210) never changes.

Identity and time

Publication numberOT-2026-000064210 · never reused
Internal UUID01a0ae8d-a45f-7003-bcdb-0193d12f45ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064210
StatusPUBLIC

Content hashes

Canonical text08994b8f0f6c4fb425e7c38518bb45e7918b3d824b0b9f9a4a32ac6b1a2f9c07
Markdown0b62ab6dd69720bb40f813b388835eb815075f50a2f0a0481ccf2aa61c68f5c5
PDF
Publication page83598db853febc24010cabeb99e18dd6af2ab9f327b24caad187aa33d48807da
Manifestc60c67060b9f846f0024343affc9cd12fa4ebf5872b20b88eeb475462c2cbab6

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
Signature/00u5td8mFIaMun+CwLaz4FBs7K9OyZ2k500FBA5qgH1u1/YrR8R6ZkKhPLu77R8RDY+ttI7aYW0aFSQ1+FlAg==
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

2026-09-17T10:36:19.744080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064210
observed 83598db853febc24010cabeb99e18dd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:19.726382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064210/manifest.json
observed c60c67060b9f846f0024343affc9cd12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:19.709071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064210/publication.md
observed 0b62ab6dd69720bb40f813b388835eb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:19.692037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064210/publication.txt
observed 08994b8f0f6c4fb425e7c38518bb45e7...
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.