OpenTechnical

OT-2026-000026379

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, 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-2026-000026379) never changes.

Identity and time

Publication numberOT-2026-000026379 · never reused
Internal UUID01a0ae71-f4a7-7dc4-bdcb-46f8816cf9b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026379
StatusPUBLIC

Content hashes

Canonical text3de9b700f9ca7f0050b62473cc93d03a0971b7e646498c27735cb9e1959258d4
Markdown6c36a7c17f502d546955469304e163ee33ab94e2862a9e59872f7cc394138517
PDF
Publication page5c3c03a24e1343b5f8718840eae77dc08211f7702f4d8978adb65dfc202c2b06
Manifest4f811b8090682a4193411e4827b948f0fba553d0071d135aaf6dfd0047149944

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
SignatureKpu3hyfELl/AD6SyVz2FfV324HdyLlgxFOvbfZGoOa0iBmBt2gnQOS3bYqQZu9EFz+5rRbaf19XvR7gP3WhwAw==
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

2026-09-17T11:44:20.497891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026379
observed 5c3c03a24e1343b5f8718840eae77dc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:20.480870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026379/manifest.json
observed 4f811b8090682a4193411e4827b948f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:20.464703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026379/publication.md
observed 6c36a7c17f502d546955469304e163ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:20.447930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026379/publication.txt
observed 3de9b700f9ca7f0050b62473cc93d03a...
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.