OpenTechnical

OT-2026-000098353

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, 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-2026-000098353) never changes.

Identity and time

Publication numberOT-2026-000098353 · never reused
Internal UUID01a0aea1-e965-772c-b390-beeb14e8bdb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098353
StatusPUBLIC

Content hashes

Canonical text95233c8ed1464a52af3251282aa5bbf067ad45879eb5d584b30bdfcb768c71b4
Markdownce848142a11216748d52e68a1ad316c558f4ec4ab0801e4d0d4b3feb99664d8e
PDF
Publication page58d522fcbf21ea7d09f5c4010e0da47dddc626e4eaa16708d0ecbad6604504cb
Manifest3c7a742696415a3881bb1f397a1dc8a216d9a4dd35735c093e49a2b86ff4fd0f

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
Signaturegk/9aF4uSW95jj7xN1chk9lynIfSAr668rbugDIAoZYCMBEzozJoeROH7a7Ouxtteir4KQVMsoiRxuopCA7LDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:34.428092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098353
observed 58d522fcbf21ea7d09f5c4010e0da47d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.409759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098353/manifest.json
observed 3c7a742696415a3881bb1f397a1dc8a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.391274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098353/publication.md
observed ce848142a11216748d52e68a1ad316c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.372881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098353/publication.txt
observed 95233c8ed1464a52af3251282aa5bbf0...
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.