OpenTechnical

OT-2026-000032699

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000032699) never changes.

Identity and time

Publication numberOT-2026-000032699 · never reused
Internal UUID01a0ae75-1070-71d5-97d2-e2f7f5788a4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032699
StatusPUBLIC

Content hashes

Canonical textf18c9884ac99612b98c4d77f0df7c15c49a4bfbc4d07ff8147961cfef6d69d09
Markdowncf641ba784018db6674259b9b830f807fcd89200669efc1b52407e907292b2b5
PDF
Publication pagece3df15506095e7b6d1724ad8398c38296a7466e496c8852c4e6a5d764f3c736
Manifesta612bd1518e7bd39d861d9297e04400f099af2863dd365c79f63dd383aa9b64b

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
Signaturek9WcJS0LwJ4VCxkHP4hJwdFg0h0vugWmjTH2T/t7qIU+oa7liXsNU5weyZqYetMwTcBwf+yCkcYSKpYvgH4fAQ==
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

2026-09-17T11:34:18.687955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032699
observed ce3df15506095e7b6d1724ad8398c382...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:18.672144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032699/manifest.json
observed a612bd1518e7bd39d861d9297e04400f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:18.655477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032699/publication.md
observed cf641ba784018db6674259b9b830f807...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:18.639398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032699/publication.txt
observed f18c9884ac99612b98c4d77f0df7c15c...
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.