OpenTechnical

OT-2026-000040899

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000040899) never changes.

Identity and time

Publication numberOT-2026-000040899 · never reused
Internal UUID01a0ae79-6d10-7684-98d1-05eb8187ac6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040899
StatusPUBLIC

Content hashes

Canonical textb2531ffbdf3bc03dd368b073d10ef1d274a51909ba3d3b3b7495d1a521860a37
Markdown21c62873bd75b616ebe26b4cabd305a7d54817093b2cf9583224e469a618d941
PDF
Publication page6d3ac6b888ebe51969143232fa581f30664c2a68a9eb41cc63a7fcaac7131ddb
Manifest5b6dc20771167bc79860d446fcea18f1fea0e1c36c2b417ea84d635e00dff4b8

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
SignatureiCij78FTHO+N6J789bfh+VsVdBy8eZh+ZxVC5tU0GKcf+sGVH4ZUc1fCk76JOUVUniEST7wtTGWlViZcPJr1Dw==
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

2026-09-17T11:20:16.761359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040899
observed 6d3ac6b888ebe51969143232fa581f30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:16.725210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040899/manifest.json
observed 5b6dc20771167bc79860d446fcea18f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:15.898849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040899/publication.md
observed 21c62873bd75b616ebe26b4cabd305a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:15.879408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040899/publication.txt
observed b2531ffbdf3bc03dd368b073d10ef1d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:41.958298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040899
observed 6d3ac6b888ebe51969143232fa581f30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:41.939158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040899/manifest.json
observed 5b6dc20771167bc79860d446fcea18f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:41.922476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040899/publication.md
observed 21c62873bd75b616ebe26b4cabd305a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:41.905307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040899/publication.txt
observed b2531ffbdf3bc03dd368b073d10ef1d2...
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.