OpenTechnical

OT-2026-000064968

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000064968) never changes.

Identity and time

Publication numberOT-2026-000064968 · never reused
Internal UUID01a0ae8d-debe-7b2e-b038-0e9fc943200c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064968
StatusPUBLIC

Content hashes

Canonical textc44a644c370a1e29389a4674e344162407308a6cf6ab4423d871c898d2276a7e
Markdownd4fdff3328cde9052b7f051d59889a663ecf974e374ae594ca7ac19913c905f0
PDF
Publication page9a49c91e066b52cdbc6545867a7dec322e5751a52289668d69616d5f0cee03e3
Manifest213513a0f831267b54a55a06431a17577f452537c26e8140aa3f11236d894845

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
SignatureZxmJSzKgBpNu1cF5WIQBwBhD30iFddJ0rV1dKjWE9kmVykBTC7iW2DoE2JFqmVL7FYjw3nR3zi1LBfNkciA+BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:54.809348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064968
observed 9a49c91e066b52cdbc6545867a7dec32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:54.791106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064968/manifest.json
observed 213513a0f831267b54a55a06431a1757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:54.772160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064968/publication.md
observed d4fdff3328cde9052b7f051d59889a66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:54.755170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064968/publication.txt
observed c44a644c370a1e29389a4674e3441624...
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.