OpenTechnical

OT-2026-000033119

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-2026-000033119) never changes.

Identity and time

Publication numberOT-2026-000033119 · never reused
Internal UUID01a0ae75-4844-79b6-b5ef-fabbdf7e3144 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033119
StatusPUBLIC

Content hashes

Canonical text65d2fa68b0f8c7892a7fce1c7f9755e9c169362593eec8b377ca017e0ac4611f
Markdown6922225cc9ea414122a9c0abc147d7ed840df2b2f21a52f8fc4d8c8d5d1e8a04
PDF
Publication pageda00f72f591c0a47e809de7850376ec117d5121fc68d7e4101c011863b508f99
Manifestfa5ba3e1b51084dd5469c6fc3b7ea4bf4347b867ede497a8ed86e5a73c08f456

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
SignaturezpdhXZoomU4OuS4rfMG85IbhhV6s7TWRkUTzSckBIhtlovIV99/gmRKF+WshFTwCgD8rrMxHZ55RN6kmYA2gAw==
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

2026-09-17T11:32:47.633795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033119
observed da00f72f591c0a47e809de7850376ec1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:47.613158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033119/manifest.json
observed fa5ba3e1b51084dd5469c6fc3b7ea4bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:47.591830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033119/publication.md
observed 6922225cc9ea414122a9c0abc147d7ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:47.536267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033119/publication.txt
observed 65d2fa68b0f8c7892a7fce1c7f9755e9...
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.