OpenTechnical

OT-2026-000038193

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000038193) never changes.

Identity and time

Publication numberOT-2026-000038193 · never reused
Internal UUID01a0ae78-2d50-733d-b77a-8289e07fde9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038193
StatusPUBLIC

Content hashes

Canonical text55b8b1be1b996b4060f1022dcdbd96e7b51e37eb0108fd1613ee1ac199b6da11
Markdownb6edf3e009a33c2bedeba6fac81a1f6bf10f5bd9cfae33c204a9964722292f08
PDF
Publication pagefae0142d35bd5aa82dc54d686137b6945e526673debe268918156519e83fd792
Manifest047f87a633516fec7bd109513649b707481ccb2082c1c6949ae52ae4070217ab

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
SignatureAxGBQ4eT0OEw+8LCOjyCNJ9hxuiLgO1THMXJ682cEMouq4nP6ztNGUgNHyz+iLx49a7empWkUpYtai0Dno5FCQ==
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

2026-09-17T11:22:19.355487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038193
observed fae0142d35bd5aa82dc54d686137b694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:19.337024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038193/manifest.json
observed 047f87a633516fec7bd109513649b707...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:19.320589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038193/publication.md
observed b6edf3e009a33c2bedeba6fac81a1f6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:19.302858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038193/publication.txt
observed 55b8b1be1b996b4060f1022dcdbd96e7...
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.