OpenTechnical

OT-2026-000086922

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, sustained blow-off before 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-2026-000086922) never changes.

Identity and time

Publication numberOT-2026-000086922 · never reused
Internal UUID01a0ae9a-80a5-7c89-95cf-6282e82801bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086922
StatusPUBLIC

Content hashes

Canonical text5462e5c67a5ade889275a3b3cb0be687cc89a1c331714dd03dd491741adca297
Markdownf031e590590b8adad18e8ca6c982bc821aa8e99832ace8a934aea6a95c55d48e
PDF
Publication pagec87fdf17fdfa2a679cb1cd656773edd64a83a765806003c2b38b37b141977636
Manifest54a11d50529b7c8e338454d4dd7c69328d8e5d0580c2b17346768b245ccf8972

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
SignatureJIODLxBJmhPZwXie0mh7epBZpeiFYk7lLJiIdKFwSAOgX1gLj+aKnjF0qAZ0N2BmaTrL8qqwSXIiwWChg757Cw==
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

2026-09-17T09:51:46.694178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086922
observed c87fdf17fdfa2a679cb1cd656773edd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:46.676786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086922/manifest.json
observed 54a11d50529b7c8e338454d4dd7c6932...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:46.658589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086922/publication.md
observed f031e590590b8adad18e8ca6c982bc82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:46.641105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086922/publication.txt
observed 5462e5c67a5ade889275a3b3cb0be687...
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.