OpenTechnical

OT-2026-000012392

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, pulsed 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-2026-000012392) never changes.

Identity and time

Publication numberOT-2026-000012392 · never reused
Internal UUID01a0ae6d-39f6-7fc0-a36f-b27b5c83fef8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012392
StatusPUBLIC

Content hashes

Canonical textb30a550856e23bd6e2e6b2a7eda91999ebc1d47cd6ffb8ce45850825f4bc6ecf
Markdown26683de607dd1cc0514576c15c2e95c0c345850f6c535624717c473188e49b07
PDF
Publication paged18d4cab266edb7cc3de4000731c039db47059d4ce963a3c46add125bef9edad
Manifest5cf8a57e2dbc66aa7912913cc87152b6223384cde0a1232abde1c28e155a462d

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
SignaturetfwsFHTxzIKNLklY+sygFHno+yyrE4isTFLGpvvlwT/eI+EDajvxTMfmSggBAXUS7EvwYLWmwHFcDy2B8aMnCg==
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

2026-09-17T12:11:52.953461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012392
observed d18d4cab266edb7cc3de4000731c039d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:52.934148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012392/manifest.json
observed 5cf8a57e2dbc66aa7912913cc87152b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:52.915058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012392/publication.md
observed 26683de607dd1cc0514576c15c2e95c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:52.895073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012392/publication.txt
observed b30a550856e23bd6e2e6b2a7eda91999...
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.