OpenTechnical

OT-2026-000044079

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000044079) never changes.

Identity and time

Publication numberOT-2026-000044079 · never reused
Internal UUID01a0ae7b-d67a-71ea-85c2-afe27647c76b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044079
StatusPUBLIC

Content hashes

Canonical text6a04f844e2d4f1bb4fa61c97917c1326bc1ea018dc06297900934df3ecb835c7
Markdownf78a9eca9f2b3e9fad6bcd07bd4a4d9e24dc29c62decd9faa94e7a9641c42bbb
PDF
Publication page665079967bef5bef0ddb21340ba26394032580830b962bef4d602ae5d7738f35
Manifesta7c445cf47ceb6b35beebc64e8903e0abec62b6d815ece24b0f9972d210934a0

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
SignatureIts2dNyrVQu8e7co77BY/10rVBI0/iOzIuoUMf0USMJzVF6VibR9Pf+muAxBSb8thNxvTOr9WTqXI+AjyZfeBA==
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

2026-09-17T11:12:28.897124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044079
observed 665079967bef5bef0ddb21340ba26394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.880353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044079/manifest.json
observed a7c445cf47ceb6b35beebc64e8903e0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.861967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044079/publication.md
observed f78a9eca9f2b3e9fad6bcd07bd4a4d9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.842516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044079/publication.txt
observed 6a04f844e2d4f1bb4fa61c97917c1326...
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.