OpenTechnical

OT-2026-000092046

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000092046) never changes.

Identity and time

Publication numberOT-2026-000092046 · never reused
Internal UUID01a0ae9d-43bc-7c76-a337-95fa74e79cc4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092046
StatusPUBLIC

Content hashes

Canonical text835bd0caf73c654a5ddfa7117bfa87580a0610cb0b6bd427e019e35e37def291
Markdown056223b474294b3eb6d88692656942dd9f20cacfc80830eb440dde41e9bdf534
PDF
Publication page2b6f3ecad2e3724da04154aa60822f0984d035aa8d60ebd642cad89007b2cde6
Manifest30f656a02270d169a635db854a2d92d989bcccd410ff3f420a42b2052f4c9547

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
SignatureZAfx2Jj5+J1EckR+hO6A7Oh3TiwQ53TCDDyl5TadWYK/8s4744lHtyrC7rvA5MKB6zfFSx/IIDPrnQGwzjcCAw==
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

2026-09-17T09:43:08.391811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092046
observed 2b6f3ecad2e3724da04154aa60822f09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:08.371926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092046/manifest.json
observed 30f656a02270d169a635db854a2d92d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:08.354901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092046/publication.md
observed 056223b474294b3eb6d88692656942dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:08.338066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092046/publication.txt
observed 835bd0caf73c654a5ddfa7117bfa8758...
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.