OpenTechnical

OT-2026-000094423

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000094423) never changes.

Identity and time

Publication numberOT-2026-000094423 · never reused
Internal UUID01a0ae9e-f4e7-78df-a36d-b14e9afa4255 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094423
StatusPUBLIC

Content hashes

Canonical texta5455a75a6e3fec37d8a11e63172415f55eb779fb57da8f5d1c59a7411debf3a
Markdowna5da4ea74d7a84ae5341e3bc1caaf5e0548c8b4f7d099049979a92d20a35f349
PDF
Publication page5ca5d200f5636280b51e3e9be191ab8653193a6baf8979ba1883df15d9539adf
Manifestf0a8a7960ad988ea5daaf28516ef6192c7d542ed70574dd5db195d826258acde

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
Signature2trtSogMNH/WqyNxFnZ+bOpudl+gWM1ypxCoICzaFAhcrqJ+Qbk4o/jKRKekckY67uPkyAjvOP2ePeMKQr3aBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:50.165996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094423
observed 5ca5d200f5636280b51e3e9be191ab86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:50.149222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094423/manifest.json
observed f0a8a7960ad988ea5daaf28516ef6192...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:50.132857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094423/publication.md
observed a5da4ea74d7a84ae5341e3bc1caaf5e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:50.116320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094423/publication.txt
observed a5455a75a6e3fec37d8a11e63172415f...
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.