OpenTechnical

OT-2026-000015734

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, 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-2026-000015734) never changes.

Identity and time

Publication numberOT-2026-000015734 · never reused
Internal UUID01a0ae6e-0c4b-7e4f-b48b-b5102f5c4cab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015734
StatusPUBLIC

Content hashes

Canonical textaaf5da616e10e61735d60c9b97385495df3d105881c39c2608821b0091bb748e
Markdowne4011ac3e20c038c914f6dd410cbc1e481c49587dafd88714488bec842acc826
PDF
Publication pagea36fdd89e74352fac8cb45e20c9a5afeebce884b56a8cd26dbe822ca81a8d58b
Manifest064310073b59270726c98676c9e179e1d603352d1dc4fc971d0b2a0d17b3c6d5

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
SignatureQ1xHYiOxdZ4HZvEZkscFUe2alhyWEqvnnbTD3SSwNoBGVI+KJBysdyL5u2l9j7jopsPIsAIoW2ybIqWfO+n4Cg==
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

2026-09-17T12:05:01.304491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015734
observed a36fdd89e74352fac8cb45e20c9a5afe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:01.286991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015734/manifest.json
observed 064310073b59270726c98676c9e179e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:01.268867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015734/publication.md
observed e4011ac3e20c038c914f6dd410cbc1e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:01.251771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015734/publication.txt
observed aaf5da616e10e61735d60c9b97385495...
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.