OpenTechnical

OT-2026-000010476

Publication integrity record

Three bellows cup vacuum gripper, three zone face, pump fed, 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-2026-000010476) never changes.

Identity and time

Publication numberOT-2026-000010476 · never reused
Internal UUID01a0ae6c-0ee7-7972-85e0-1edd6545112b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010476
StatusPUBLIC

Content hashes

Canonical text17ba12700f6ad38b7028bda3fc64f0ea5a49aa6649b95c6cb65bd686ef60bca9
Markdownee3638c06cb01033f86711ddd8f09364d7e9df7cac9ad9b07eefa580699234a5
PDF
Publication page3ea56cec2743f93dba48c715900fd251bc08af4eabe245bffef18cdf16b3cff2
Manifest80a798923dece0934e4da7f623d0d1c4b5a1e67376b8d00e7e8fc73214956839

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
SignatureFkOqk7QWmOSEqWRBpxD7I/7O4jv9daMgPIgmzK2qo+gAvn0HgIAJaS2S7HUTFSzx4VtEmv23gsVQSrpqxXSxCg==
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

2026-09-17T12:14:37.205419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010476
observed 3ea56cec2743f93dba48c715900fd251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:37.187345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010476/manifest.json
observed 80a798923dece0934e4da7f623d0d1c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:37.169143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010476/publication.md
observed ee3638c06cb01033f86711ddd8f09364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:37.150202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010476/publication.txt
observed 17ba12700f6ad38b7028bda3fc64f0ea...
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.