OpenTechnical

OT-2026-000020567

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pulsed 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-2026-000020567) never changes.

Identity and time

Publication numberOT-2026-000020567 · never reused
Internal UUID01a0ae6f-437c-71ad-a5ca-34453aec8314 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:22.507199Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020567
StatusPUBLIC

Content hashes

Canonical textd929f8884cdacbeb6605508d0f0beaccecb11f434336997cf390d4be54e973cb
Markdown7217da9e6a41cb11fb005c873009265a307a0ca4a1484970da8752eeed5659d1
PDF
Publication page4b15f5e4036c5c84efa251f0234c5eec67723877bd5884b7d954b89b4a7de9e7
Manifeste44843251fda802cdaa46c7a0bcc0092c708c0ad1a812d26b136ef178af33832

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
SignatureFvIELJReYtXEzV6fjNTuK7El5xqXIeb8c0QMQzsvOiPYyu44SmcLZ+sTpFIdMTGWIlRCvLP7MOFSYGz9+IXSDA==
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

2026-09-17T12:00:41.256453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020567
observed 4b15f5e4036c5c84efa251f0234c5eec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:41.231629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020567/manifest.json
observed e44843251fda802cdaa46c7a0bcc0092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:41.212946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020567/publication.md
observed 7217da9e6a41cb11fb005c873009265a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:41.193448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020567/publication.txt
observed d929f8884cdacbeb6605508d0f0beacc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:35.996181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020567
observed 4b15f5e4036c5c84efa251f0234c5eec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:35.976968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020567/manifest.json
observed e44843251fda802cdaa46c7a0bcc0092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:35.959940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020567/publication.md
observed 7217da9e6a41cb11fb005c873009265a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:35.943304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020567/publication.txt
observed d929f8884cdacbeb6605508d0f0beacc...
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.