OpenTechnical

OT-2026-000018283

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000018283) never changes.

Identity and time

Publication numberOT-2026-000018283 · never reused
Internal UUID01a0ae6e-b489-78a2-8a8b-8123d29b4e13 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018283
StatusPUBLIC

Content hashes

Canonical text71af5bf2c432dd9f5a50c4c1024fd658e80185a648f5c5ea3cd740dad420198b
Markdownbfe3318b5a65c10e76c2d0d0ba36f51654a1956e869372edf7dd6131adfc63d5
PDF
Publication page91fc2b95318e782c7e6115f5f8493c561767140a5a01a1aed55313df6f8e682b
Manifest570023e4a6a6d403e6c7a8a5a22b6666e0bb71fac01f525fe511fd1f6f70836b

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
Signaturez+Bv+1ByNvqh2TIFah9IQXxWQABVFiXaS16FJAnXQrnymnuhlNod5J5u3aHA9QJ/kPFxpz/rXOgBSkjl0SwRBg==
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

2026-09-17T12:00:08.442299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018283
observed 91fc2b95318e782c7e6115f5f8493c56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:08.415539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018283/manifest.json
observed 570023e4a6a6d403e6c7a8a5a22b6666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:08.391142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018283/publication.md
observed bfe3318b5a65c10e76c2d0d0ba36f516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:08.368113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018283/publication.txt
observed 71af5bf2c432dd9f5a50c4c1024fd658...
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.