OpenTechnical

OT-2026-000030369

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000030369) never changes.

Identity and time

Publication numberOT-2026-000030369 · never reused
Internal UUID01a0ae73-e501-7bf7-888d-b3fd4a7c8709 · 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-2026-000030369
StatusPUBLIC

Content hashes

Canonical text250b9f28700682d7464cd23fcf90b7722628fcf4ada907eb33706f1839f98cc0
Markdownfdc3d82f3184eadc0c04de4b1dad1facc84d9b592f76e0ef3e04e4a9823144a2
PDF
Publication pagea2ba71a0c0507c9d6c0da05a74ae5de15c8945a9f9f5143fc1cac482fe461ed3
Manifest483d99e0697703bb2e4dd7405cf0ddbf4bb413a8c02a1f252b4a45871b3553e1

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
Signatureg1pP7+XEIeLOOLKqtJQSWqcmZOBTwgum5gXjy/lrboi+YS4pWSXo6kBo/rDoFOpMiIKmoCc7zS3CE49CSUfZBg==
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

2026-09-17T11:38:05.508186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030369
observed a2ba71a0c0507c9d6c0da05a74ae5de1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:05.491971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030369/manifest.json
observed 483d99e0697703bb2e4dd7405cf0ddbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:05.473964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030369/publication.md
observed fdc3d82f3184eadc0c04de4b1dad1fac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:05.458081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030369/publication.txt
observed 250b9f28700682d7464cd23fcf90b772...
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.