OpenTechnical

OT-2026-000092339

Publication integrity record

Four cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000092339) never changes.

Identity and time

Publication numberOT-2026-000092339 · never reused
Internal UUID01a0ae9d-875b-7686-a9ab-f8fd05919785 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092339
StatusPUBLIC

Content hashes

Canonical text00e646631544372eb2bc4dca3c2b375c8c513c2233aa6deee6598adce4d43f12
Markdowne90bae143739af46301e5d9bbbe4bec664bf37b3af0561222b55dddc01c409a4
PDF
Publication page308260c504e128fe249761b3b0afa840fe6ce6d5cd4db3b4efcd7ab88dce4ee5
Manifest24d4d038c223ef872cdb614a07392d98ab50a7ccf9706922359e90169316f87f

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
Signatureax62wvy6wgj9sY4jjR2M7hIH6Ti5Q55epXWYRpJv46Cpn+rByzc+B+pKSlhrcxAdnQxtTsmjvD0FprxSKK4MBA==
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

2026-09-17T09:41:53.272304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092339
observed 308260c504e128fe249761b3b0afa840...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:53.255087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092339/manifest.json
observed 24d4d038c223ef872cdb614a07392d98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:53.236679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092339/publication.md
observed e90bae143739af46301e5d9bbbe4bec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:53.218843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092339/publication.txt
observed 00e646631544372eb2bc4dca3c2b375c...
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.