OpenTechnical

OT-2026-000030333

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000030333) never changes.

Identity and time

Publication numberOT-2026-000030333 · never reused
Internal UUID01a0ae73-e501-7592-af62-7e371f2082d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030333
StatusPUBLIC

Content hashes

Canonical textcf22afabaa0e4496b93093218818e13fb6f4d49735a134ae769c846bf1ecfec4
Markdowne4998833f500e298bff41ad9d2643fde58551310988e4a0201069642ab50fba5
PDF
Publication page7da310356148882c0470d9bd68a9529845f31b56f4ad039134e7e6a9d95110a0
Manifestbd0cac325ed76174547a9f5d738cf33082aba0b4966ae5ebb82d752901fa1987

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
SignaturenInJKKNTh6/rrBVjwMRs+mJjUKSOkwqi9HLi7c9fFHXsn1tsp4DoEW0wXcnHCFAwuDcU+hR0Gkr0cigZPwkgAw==
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

2026-09-17T11:38:02.653172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030333
observed 7da310356148882c0470d9bd68a95298...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:02.634838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030333/manifest.json
observed bd0cac325ed76174547a9f5d738cf330...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:02.617599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030333/publication.md
observed e4998833f500e298bff41ad9d2643fde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:02.599401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030333/publication.txt
observed cf22afabaa0e4496b93093218818e13f...
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.