OpenTechnical

OT-2026-000104341

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, 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-2026-000104341) never changes.

Identity and time

Publication numberOT-2026-000104341 · never reused
Internal UUID01a0aea5-3421-7c83-9903-e9252ad6369d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104341
StatusPUBLIC

Content hashes

Canonical text7f3d46e38599a6d6b73115f7a06dfced7094ab692ef5bedeb4b433f777e27dcc
Markdown2ce5f509bc9eb1acce12e1bd2c6dfc6966404eb3282facf991bc0bca19351ff8
PDF
Publication page0c467ffa4f690e448c1ff819b68e2c5ba667bf7b7fb8df1ae77b77cea98d5d1b
Manifestf73abece9c9a2aa2e6f1770487a358982ea61f390e6a021b1ec1cfd22063e34e

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
SignatureNDRKAz8bEKCqHZuGFfvz3ZDcAOS6WDBYe2dW/I0DSenOWtqmwFoj9Pvl1PInMROb2UUt+yIYr/GXgopFehf0Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:35.772895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104341
observed 0c467ffa4f690e448c1ff819b68e2c5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:35.754490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104341/manifest.json
observed f73abece9c9a2aa2e6f1770487a35898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:35.736297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104341/publication.md
observed 2ce5f509bc9eb1acce12e1bd2c6dfc69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:35.717656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104341/publication.txt
observed 7f3d46e38599a6d6b73115f7a06dfced...
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.