OpenTechnical

OT-2026-000014032

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000014032) never changes.

Identity and time

Publication numberOT-2026-000014032 · never reused
Internal UUID01a0ae6d-8deb-755a-9208-cfafccc12434 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014032
StatusPUBLIC

Content hashes

Canonical text8074a860233ad6895fe430a601b51ab1eacbbf42ebf59b8b5749b779e1a68104
Markdown0d88b46cf5df437447d0cd6516fa414a5aa779c5e31f56396b901ce44c6fd900
PDF
Publication page4c7a461d98c9b584f87d0ed1b92b77356dc542a621b2fbc4b231d43b477d5f8a
Manifest241ff1e5ef53a5e2a88634e19aef3c4af32d001e0f79a2a69a207ceb4aacac81

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
Signaturev7EogDX8OIWsc5BAOeSiuilsioKf6FZpvB6wvNhIYi5FAz8C9fc0JYIU0MuGNEa6yTnPkOKlNq9FtyG6GTozBQ==
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

2026-09-17T12:09:15.788162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014032
observed 4c7a461d98c9b584f87d0ed1b92b7735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:15.768791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014032/manifest.json
observed 241ff1e5ef53a5e2a88634e19aef3c4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:15.747891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014032/publication.md
observed 0d88b46cf5df437447d0cd6516fa414a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:15.729397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014032/publication.txt
observed 8074a860233ad6895fe430a601b51ab1...
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.