OpenTechnical

OT-2026-000042759

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum 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-2026-000042759) never changes.

Identity and time

Publication numberOT-2026-000042759 · never reused
Internal UUID01a0ae7a-c0cf-775c-b4e7-231a46573ba4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042759
StatusPUBLIC

Content hashes

Canonical text65438d7d23f0f9987ee9eec7a279aff6600ecd3b3f7718bb4252b02184152426
Markdownd11d1307cdae80de73f741c48f33ceee267cb89c3bfcd5321a911a519f39c243
PDF
Publication page88f3bf085fcda30ed4a7fb5a5e9461f9c26724fcc22455168ee4b8f98d4b8978
Manifest68defd8b4aa9af4c20612aa821b5ca5e5123d038be2e0fd1bfa4e87373329666

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
SignatureA0DTGJl21hQzZZHXa1Q5c5iT1E5f6dzAEI0fVt/aVPVuo2uRvMQzrvBKcaPn+KmTtL3nkrnQvtzcKkdj9jgZCA==
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

2026-09-17T11:15:12.825144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042759
observed 88f3bf085fcda30ed4a7fb5a5e9461f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:12.802858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042759/manifest.json
observed 68defd8b4aa9af4c20612aa821b5ca5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:12.782781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042759/publication.md
observed d11d1307cdae80de73f741c48f33ceee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:12.764886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042759/publication.txt
observed 65438d7d23f0f9987ee9eec7a279aff6...
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.