OpenTechnical

OT-2026-000016592

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000016592) never changes.

Identity and time

Publication numberOT-2026-000016592 · never reused
Internal UUID01a0ae6e-2d14-7cc8-b455-674267734f74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016592
StatusPUBLIC

Content hashes

Canonical text0620c597ecce4394ff361b197082c3b576765b2fd52ca5c49d46e080bf21487c
Markdown1b230eee66ef7077d27bdc7849bf38b62d4be432d5fb762425ca410e1ac0cd1e
PDF
Publication page33f3270adbb815dc7dddc67e4499c0b45d2678f04ae06ef22ba8bb0a548cb761
Manifest1650e7755fd5673038af622699cebf20fac917420a961f9a1a37838118689678

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
Signature3tbmyCuMG8QextuVF0MP+vXV43pSwy6oWzHb9dB8K8VBotlCr+0/iJms+CbC2aqT5ehi5obeHYW3HdOc7pO5Aw==
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

2026-09-17T12:04:49.799083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016592
observed 33f3270adbb815dc7dddc67e4499c0b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:49.780903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016592/manifest.json
observed 1650e7755fd5673038af622699cebf20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:49.762214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016592/publication.md
observed 1b230eee66ef7077d27bdc7849bf38b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:49.744730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016592/publication.txt
observed 0620c597ecce4394ff361b197082c3b5...
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.