OpenTechnical

OT-2026-000033125

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000033125) never changes.

Identity and time

Publication numberOT-2026-000033125 · never reused
Internal UUID01a0ae75-4844-7bb7-9d66-3ee51e2b447e · 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-2026-000033125
StatusPUBLIC

Content hashes

Canonical textbf654f7c53cb55593ddd0ba85191cad8b61651eb17d7173773894391c84a0fd8
Markdown9233c41bfafe7223a7d3b013d48aedcb1f6a1bafdc59b3b79d64d33b737d9cb0
PDF
Publication paged40e82bc377bf4a6dbe4eeb244cb1a32dee5374d718b4201372ae1699fcdc860
Manifeste1aa45ed1ea4578f3f597e55be921d71cbe73ca78c37a6e61dfe9f92d48f886a

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
SignaturecRNpcghXcnD/hO3L0/yX8W7Tm3cGI4PsJtcd5F0uoqqABhXyEje2jyqbBMx/hyvWaaEbWK+qCfSRbqo7wAgwCg==
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

2026-09-17T11:32:48.151719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033125
observed d40e82bc377bf4a6dbe4eeb244cb1a32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:48.133632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033125/manifest.json
observed e1aa45ed1ea4578f3f597e55be921d71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:48.114078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033125/publication.md
observed 9233c41bfafe7223a7d3b013d48aedcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:48.093267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033125/publication.txt
observed bf654f7c53cb55593ddd0ba85191cad8...
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.