OpenTechnical

OT-2026-000093897

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000093897) never changes.

Identity and time

Publication numberOT-2026-000093897 · never reused
Internal UUID01a0ae9e-92c8-7b63-b67e-c3383dd24b33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093897
StatusPUBLIC

Content hashes

Canonical text3fc597f11a08e44027516c7fada4b1b9ce9ba26fdd7ca9849afdafa91b1fb1b3
Markdown10e484c2bd3f46191ca4ce52590f4ce0327bd36f24872f166fe84b0654931d8b
PDF
Publication page4e75f76d233a82b309f76b60c57b5c7cb47cbed3a84ba239f58916fc90691e0b
Manifestef7ad35a14bbf37df10ee78df0eb68c1ef16645eab9ff86044c56fe3120929d2

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
SignatureSK8UBM0I+RBnGCsxzc9vbV62znAsLJcd3QqXzM/A25NmuIA57hpucYJ9MMDbS+9XuJOcWpAyG25UxTnrtVhzCg==
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

2026-09-17T09:38:09.802521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093897
observed 4e75f76d233a82b309f76b60c57b5c7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:09.783232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093897/manifest.json
observed ef7ad35a14bbf37df10ee78df0eb68c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:09.764160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093897/publication.md
observed 10e484c2bd3f46191ca4ce52590f4ce0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:09.745718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093897/publication.txt
observed 3fc597f11a08e44027516c7fada4b1b9...
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.