OpenTechnical

OT-2026-000017113

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000017113) never changes.

Identity and time

Publication numberOT-2026-000017113 · never reused
Internal UUID01a0ae6e-76c7-770e-b436-3afb7e76c21e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017113
StatusPUBLIC

Content hashes

Canonical texte61a9edc8552f0187f87fdb4965ac9e5ed5b3366ab2eb9cd5a2e0a8d1384c1c3
Markdownc9173bbc2774041260939453687d2279de8dd76158928de6e1687883bd3e02bc
PDF
Publication page6474c130ea387959bfa1de2ad9cc991f17f76f04849d459f64aa33b474039718
Manifest27c3975baea2f3aa43c61fd86454bf656a554201c087aa07ad5283d17d04615a

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
SignatureRra9fnYNB0BT8iN407oPRqVqAYRFnyGZ0f4dq3rhQfgUHlkpQz4ML7Lff0yMqm/bcmJgbNg5hQU3eW+E52ZbDQ==
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

2026-09-17T12:02:09.958329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017113
observed 6474c130ea387959bfa1de2ad9cc991f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.939359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017113/manifest.json
observed 27c3975baea2f3aa43c61fd86454bf65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.921786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017113/publication.md
observed c9173bbc2774041260939453687d2279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.902692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017113/publication.txt
observed e61a9edc8552f0187f87fdb4965ac9e5...
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.