OpenTechnical

OT-2026-000066181

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000066181) never changes.

Identity and time

Publication numberOT-2026-000066181 · never reused
Internal UUID01a0ae8e-8dc3-7756-ad6e-877d4a300c22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066181
StatusPUBLIC

Content hashes

Canonical texta2b52660c03f48999bcb38bd6f46c463d15506c15cc9c1cc7fb2a57b6c164eda
Markdown71835bc3d9f011dc750f3e8d4d8a053cde8e4a960c2cbf912e923e97f7e21d93
PDF
Publication pageb3791ad4d77ddf3c79e38a193424710e60064946b503d528121c975b199ee673
Manifestb5e96037d611b39fe2dfb6da50741b41d22ba1c1c26072e9e2a1608dc2b4c52a

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
SignaturerzsOmjmAPYdqzGAqqB4luvIwgbIX6bvS/5tb6z+Gc7ZPf7PixsA3r7NwC+yVW1R4Ct0XUqxmFeOjSi5Eexp9BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:19.683460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066181
observed b3791ad4d77ddf3c79e38a193424710e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:19.666043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066181/manifest.json
observed b5e96037d611b39fe2dfb6da50741b41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:19.647513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066181/publication.md
observed 71835bc3d9f011dc750f3e8d4d8a053c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:19.630072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066181/publication.txt
observed a2b52660c03f48999bcb38bd6f46c463...
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.