OpenTechnical

OT-2026-000027310

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000027310) never changes.

Identity and time

Publication numberOT-2026-000027310 · never reused
Internal UUID01a0ae72-6997-72a6-88a5-0e6a7fb63640 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027310
StatusPUBLIC

Content hashes

Canonical textbba95ba042344229017714da026b81f7be11868f3c65e1d0011bff2619147503
Markdowndeabdcdc59975836dd74c3fb6709c40583c666439eaa3e476b390ee9488ecb96
PDF
Publication page5a0c39dce99cd28a696939e2b6e138d5ee205a4edcab0815fb294609f6bb4445
Manifest043c76fed767fd7bb49c8b70295d2117e8968e174ec493f7ab9a29d294f3bcd8

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
Signature101Nt3KflNQuoh4Y+EuDIhqIvirQ9+Vzyr3IUaP4EhOJNOfSB7HCS+sh8bY46qlBCzNNEQ7tKnoCnDm1jOuzDg==
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

2026-09-17T11:42:42.243397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027310
observed 5a0c39dce99cd28a696939e2b6e138d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:42.224465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027310/manifest.json
observed 043c76fed767fd7bb49c8b70295d2117...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:42.207002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027310/publication.md
observed deabdcdc59975836dd74c3fb6709c405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:42.189422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027310/publication.txt
observed bba95ba042344229017714da026b81f7...
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.