OpenTechnical

OT-2026-000015044

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000015044) never changes.

Identity and time

Publication numberOT-2026-000015044 · never reused
Internal UUID01a0ae6d-d096-7da0-ba87-e3734347d024 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015044
StatusPUBLIC

Content hashes

Canonical textbaed2bce59f05007ac8aefdfa3f2569e0acf8aad30cff9009902211dd3a9781f
Markdowne1b43c2cf79642f3920ce02837c122b410ed915e358cf46c02ee87a4fdf69c97
PDF
Publication pagecd128fa13279f950faee6ba90e9cdea4f6ec25f08442feceb151d2f867a1bbac
Manifest351f8c8351a3815371838644e18f20349fc034d46c33055621d7ffa1df8ffd48

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
SignatureiPI92FXZg5JV6fSo+PN9rRSLR5zLn0OQ29T04kAG3eXfdEHUn3f5mrbLPmPke7Q5J0SLrgwgJ1mWZA4qqkYfBA==
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

2026-09-17T12:07:01.649629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015044
observed cd128fa13279f950faee6ba90e9cdea4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:01.629281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015044/manifest.json
observed 351f8c8351a3815371838644e18f2034...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:01.610562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015044/publication.md
observed e1b43c2cf79642f3920ce02837c122b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:01.590079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015044/publication.txt
observed baed2bce59f05007ac8aefdfa3f2569e...
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.