OpenTechnical

OT-2026-000016202

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000016202) never changes.

Identity and time

Publication numberOT-2026-000016202 · never reused
Internal UUID01a0ae6e-2d11-7192-9cc9-6407a8179390 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016202
StatusPUBLIC

Content hashes

Canonical texta0da3c2299a3248d316542669ce07a3bcd6362bc29a81e2c9b3831ec988d6ad7
Markdown35444467f9c0dd8d6f79db45a81a3f5ebd42671c10d7dd30831e1b93806c5391
PDF
Publication pagee438c2aaf7230a0e776558530aa8b26f4059f7a8bffa4bf0d5ed57faf718fbe0
Manifestb23b2bdf6da5c0d0ff4d6d8000449ca8e561f28d36e7ad16b67e5795ec9f7545

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
SignatureS9vIHzEy5ed3jiLUpJjfUNjp5XtqXUJEsIi6FktA1xBaGe+RQkNsjj3u9K28gn6Tr9L4bQQvyE4Ns7VxjHXXCA==
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

2026-09-17T12:03:39.652405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016202
observed e438c2aaf7230a0e776558530aa8b26f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:39.635293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016202/manifest.json
observed b23b2bdf6da5c0d0ff4d6d8000449ca8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:39.618130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016202/publication.md
observed 35444467f9c0dd8d6f79db45a81a3f5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:39.600918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016202/publication.txt
observed a0da3c2299a3248d316542669ce07a3b...
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.