OpenTechnical

OT-2026-000017799

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000017799) never changes.

Identity and time

Publication numberOT-2026-000017799 · never reused
Internal UUID01a0ae6e-96fb-7dd6-985c-8a6ce8aade76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017799
StatusPUBLIC

Content hashes

Canonical text0660e0cdb416b45b3fa9f97ef11623054d2dd6ae073912a29e8cffdba1264bdd
Markdown7d5cc007384dcfadb35619e74fbf7793741bc1c5fdbb569b8565f164ae1ada5b
PDF
Publication pagee4fe07580f2691ede78dcc67f51c2c322982e98dbc3856a0ef91c6184cd0196d
Manifest477d6286d11ec43559eb6a5c8b46225f56e3747e61a7e4d2295bd140c1b3c6b9

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
SignaturedNfdaHgBa/cMFkeNysxF05IkTLYZiZqWdrZJuLEc/igf2oGzcZ++Tp09aRVIOZDISdG25mBfkb4bBc/DYKV9Cg==
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

2026-09-17T12:01:45.979133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017799
observed e4fe07580f2691ede78dcc67f51c2c32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:45.963851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017799/manifest.json
observed 477d6286d11ec43559eb6a5c8b46225f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:45.946904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017799/publication.md
observed 7d5cc007384dcfadb35619e74fbf7793...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:45.930272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017799/publication.txt
observed 0660e0cdb416b45b3fa9f97ef1162305...
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.