OpenTechnical

OT-2026-000013078

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two 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-2026-000013078) never changes.

Identity and time

Publication numberOT-2026-000013078 · never reused
Internal UUID01a0ae6d-5565-7a57-a299-cca459378041 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013078
StatusPUBLIC

Content hashes

Canonical text94416a8f7e6e6a4c4a35fb69b2657c79d4f9128ffefe6152adb4c1fa7511ac3b
Markdown139e26e36359654f0c6da308e4db9951882ce48b2123ac4e620b4e486a5d2fbf
PDF
Publication pagec0ca22ef5e243bfdd42a4b89eda6ff8e7e9cfbf1530ed211af3593407e9be466
Manifest767c7e6269a8ccaf49f65ab8debf68bfb98cb3d11c798e13e0d5cc484c87c46c

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
SignatureJpMyvXQLXJsb7Yv4ginbynRBtGDQ11k59QBmVM4WoSmk+VY4XXlI8KABvb/phTg5Z0ltYG4gire6COqjrs2gDw==
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

2026-09-17T12:10:55.311951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013078
observed c0ca22ef5e243bfdd42a4b89eda6ff8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:55.293046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013078/manifest.json
observed 767c7e6269a8ccaf49f65ab8debf68bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:55.274313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013078/publication.md
observed 139e26e36359654f0c6da308e4db9951...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:55.255427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013078/publication.txt
observed 94416a8f7e6e6a4c4a35fb69b2657c79...
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.