OpenTechnical

OT-2026-000038267

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000038267) never changes.

Identity and time

Publication numberOT-2026-000038267 · never reused
Internal UUID01a0ae78-2d51-7136-b000-7e81b5198baa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038267
StatusPUBLIC

Content hashes

Canonical texte72839d3bfe3d06bb47dd38d1bd9315c84c6ffe067b2b9aa5caf733d3643ac4b
Markdown48e5c25c0dcfcd35d90cb5968232ca2cc1f49d6d50e8559f31776c8c3ccc12cc
PDF
Publication page8392ca4338f278c240cc48ab6af1e74755bb2e7bb31258c61b4cbe452db0851a
Manifestd84fd2abc1f7f2d5983bc14aa1e9bdb9cf5aa3343a5b1001a58af329c1a4d1e5

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
SignatureW2kQ+TpNOI2GxAsPRyrwbx3TVvzT/+ZVI9YvqwnKEjtDefO7KSo0YCzTzebzUVx1j2OLN0QBW0OeY2bmu5x4Dg==
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

2026-09-17T11:22:25.564976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038267
observed 8392ca4338f278c240cc48ab6af1e747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.545637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038267/manifest.json
observed d84fd2abc1f7f2d5983bc14aa1e9bdb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.526346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038267/publication.md
observed 48e5c25c0dcfcd35d90cb5968232ca2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.507487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038267/publication.txt
observed e72839d3bfe3d06bb47dd38d1bd9315c...
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.