OpenTechnical

OT-2026-000084729

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, sustained blow-off before set-down

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-2026-000084729) never changes.

Identity and time

Publication numberOT-2026-000084729 · never reused
Internal UUID01a0ae98-e25d-75d2-9664-0a4ecdff6896 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084729
StatusPUBLIC

Content hashes

Canonical textcad1e983950b54c51f749595c2c42191f8b8d68d18db7c6eaf4fbe03b82f216b
Markdown83568ed5c9feb4012137018888ce5cd9a062bf8206ecbecf28e58fb1805ae721
PDF
Publication page4adf5de4870dca9cdf3adf045be14cb939d4c570537be9c3df5c4a102594d1af
Manifeste48bd79ae1943cf4e6ce86bb67b78136e0642656d63385a12735ab8bc0ea9477

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
Signature6b+RAg8kIvFQfDZh+R2MsewoTQGVSVY9TfV5j/OWjlVgMztvXP4e9VoiUWb1AUA2xbV42ChRDdLq23ZpTFwcCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:40.251643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084729
observed 4adf5de4870dca9cdf3adf045be14cb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:40.233806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084729/manifest.json
observed e48bd79ae1943cf4e6ce86bb67b78136...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:40.216852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084729/publication.md
observed 83568ed5c9feb4012137018888ce5cd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:40.200340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084729/publication.txt
observed cad1e983950b54c51f749595c2c42191...
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.