OpenTechnical

OT-2026-000048056

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000048056) never changes.

Identity and time

Publication numberOT-2026-000048056 · never reused
Internal UUID01a0ae7f-c423-7593-9640-178b708af9b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048056
StatusPUBLIC

Content hashes

Canonical texte5c803b2be51b09b3ecef16795dcc1f13046df4e34cc971433455fded147f9ca
Markdowna09de400291baca8603026f160b3a51160d8e70c7b7799efc2a3d12e3ff0ca29
PDF
Publication page9e860425b2f411adeeb76c9f84c634be77296a782a13a562c8d11a61bd637c43
Manifest05fb4923358e33a91acd98a7b49f3740a72cf84a7c89015a8e96a9923d831f65

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
Signature6sslx43O1FL/Yc0qZ4A6lDfFVcE5InsBiL8M8BZSIu8IvZ9DcPZb16CwxWSNMany5yJFufERDhzzYO5SOUrSBQ==
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

2026-09-17T11:06:03.869522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048056
observed 9e860425b2f411adeeb76c9f84c634be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:03.852120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048056/manifest.json
observed 05fb4923358e33a91acd98a7b49f3740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:03.831983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048056/publication.md
observed a09de400291baca8603026f160b3a511...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:03.811987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048056/publication.txt
observed e5c803b2be51b09b3ecef16795dcc1f1...
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.