OpenTechnical

OT-2026-000033760

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000033760) never changes.

Identity and time

Publication numberOT-2026-000033760 · never reused
Internal UUID01a0ae75-a390-733f-bc39-4141fd4a44bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033760
StatusPUBLIC

Content hashes

Canonical texta176fe72cc0af17738cd4f0ba53870939122936f4ce05521449aac92001a6f87
Markdown5fd1c261d2e36091921e0eb5b2a3fced4a52ec40099384ac1d77e13553f2f9db
PDF
Publication pagedd87f81b4e7b835a5f790089e16829ea5a5ecaebe2345f5a1edeeaff550e6b28
Manifesteacc19a95f5b076de05a04bbffbd3395f2b42f3541e68fd7e410f39f3fe527fb

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
SignaturejWWOHV8YQzsCEK8EZYJU2M4lnamU7whKA7rOKonLdtiD0WtPxuhJBsobceoXn0gVgd8mBa/6Nzl4AVlqIcgcCw==
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

2026-09-17T11:31:47.427095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033760
observed dd87f81b4e7b835a5f790089e16829ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:47.407414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033760/manifest.json
observed eacc19a95f5b076de05a04bbffbd3395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:47.377021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033760/publication.md
observed 5fd1c261d2e36091921e0eb5b2a3fced...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:47.346076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033760/publication.txt
observed a176fe72cc0af17738cd4f0ba5387093...
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.