OpenTechnical

OT-2026-000098590

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, 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-2026-000098590) never changes.

Identity and time

Publication numberOT-2026-000098590 · never reused
Internal UUID01a0aea2-42ac-761a-9057-688efe1f9839 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098590
StatusPUBLIC

Content hashes

Canonical textf5660ce03e72d8c5dcca9ad350d11f731e4dc12c09a12a88f010df8a4febc40d
Markdown5af35eb7f0d22fa869f0f4cbad3835d148e9d784886d80a6b76d96a894b9eae2
PDF
Publication page34633aa22c360d69daa540617ce1e84ebe58971be5214b65cc5657a6a221336a
Manifest9ff017a537d4cb0b17f35a83ac8892c2534916e39a533fe347fce4b24e0f1e49

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
SignaturernxW9OBom5Cv8sqg/g3Hb3PR+ycqdDx7Dm5WdhrG6owh8YJtur2IxDEPrk4yOTEDwEMr4f1dWdGkSf0Xtp6WCA==
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

2026-09-17T09:30:51.487889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098590
observed 34633aa22c360d69daa540617ce1e84e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:51.470465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098590/manifest.json
observed 9ff017a537d4cb0b17f35a83ac8892c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:51.452421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098590/publication.md
observed 5af35eb7f0d22fa869f0f4cbad3835d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:51.434295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098590/publication.txt
observed f5660ce03e72d8c5dcca9ad350d11f73...
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.