OpenTechnical

OT-2026-000040394

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000040394) never changes.

Identity and time

Publication numberOT-2026-000040394 · never reused
Internal UUID01a0ae79-2701-73c2-9e10-3048d84c4810 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040394
StatusPUBLIC

Content hashes

Canonical text0068d00b6ac03d7025ccd8aaaed55e4ef37fc63fe23905c1032c0385b562d1eb
Markdownac6ef9b174125c0b8ce102ec1ba81d1ed300cadb187f2d40d41656b7d32cfc11
PDF
Publication pagea9a70af2c71e2cee15ad7d9bef85c0c72a37c19f7f02f04e3e9d287ac2a79528
Manifest8d6c7639499f62e326ec5d6cd8db76378d3926e2a799f915f644db12d2ed42f2

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
SignatureBcXRepDWxPwfduKrCbGdZz7HVK2WJiTF/z6c/JDMlBBh+6CAPbhw4wTj7v3WLB3RiJVgKAEuXRcJ4mP4LWBnBQ==
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

2026-09-17T11:19:25.366345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040394
observed a9a70af2c71e2cee15ad7d9bef85c0c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:25.349043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040394/manifest.json
observed 8d6c7639499f62e326ec5d6cd8db7637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:25.330613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040394/publication.md
observed ac6ef9b174125c0b8ce102ec1ba81d1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:25.313767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040394/publication.txt
observed 0068d00b6ac03d7025ccd8aaaed55e4e...
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.