OpenTechnical

OT-2026-000085395

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, sustained 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-2026-000085395) never changes.

Identity and time

Publication numberOT-2026-000085395 · never reused
Internal UUID01a0ae99-aaab-7344-bd99-ff02e11b5615 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085395
StatusPUBLIC

Content hashes

Canonical textc29e75723215506d35ffa2a250527103ad3d2457e7584039198c1344f40e6986
Markdown639079310362b57b174e1a44de9609ce8dc0be1505488a5f4cad4cfcba9cdac8
PDF
Publication page0f5b4e853ba9a78a349a94055beb81977ed9d1dabbdf7ed1b51cd245a5472881
Manifestdea95eeaa95deae959d1c636373822706efa02dcc3917e4a257c20a247237662

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
Signaturei5UnuuLIEDWHijAzDMsWjypm6TwdrSYWCNtoruDljnq2xvp6jkO0WqdeRP3Oupmk6ttCMVUXOAIvoWNrKMfsDA==
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

2026-09-17T09:54:09.697823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085395
observed 0f5b4e853ba9a78a349a94055beb8197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:09.679637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085395/manifest.json
observed dea95eeaa95deae959d1c63637382270...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:09.661538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085395/publication.md
observed 639079310362b57b174e1a44de9609ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:09.643922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085395/publication.txt
observed c29e75723215506d35ffa2a250527103...
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.