OpenTechnical

OT-2026-000011073

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000011073) never changes.

Identity and time

Publication numberOT-2026-000011073 · never reused
Internal UUID01a0ae6c-540e-73e0-9119-dc971475f174 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011073
StatusPUBLIC

Content hashes

Canonical textd92a8cc46be9fb01cfcafe7416921a00646b5093e8964cf6e01945b7f91e8928
Markdownb0c26b754fcafe5401e4a0bc432bfc092180d6f9df7572b323f02bfb03fc08f4
PDF
Publication page7414da804f674abc157ee51293c850b02e8454e22fef5613905f00fcaabd9739
Manifestcef809f66171e3b0d289dc2ab460897d8cadb658d95e9c42128a1572780971f3

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
SignatureH5dcIkJnj1rV1dJHbmkN6e9R/Be3JtSu4esgS0dcfgIZg5ORawgN6v9PUgRK4cm3HtLLVrA1EHm6jyQv1gZECA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:13:54.514557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011073
observed 7414da804f674abc157ee51293c850b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:54.494514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011073/manifest.json
observed cef809f66171e3b0d289dc2ab460897d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:54.474717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011073/publication.md
observed b0c26b754fcafe5401e4a0bc432bfc09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:54.456318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011073/publication.txt
observed d92a8cc46be9fb01cfcafe7416921a00...
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.