OpenTechnical

OT-2026-000034102

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000034102) never changes.

Identity and time

Publication numberOT-2026-000034102 · never reused
Internal UUID01a0ae75-df0c-724f-8f47-22b63c50bc55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034102
StatusPUBLIC

Content hashes

Canonical text49da6ee7f17c1e0e74d7462e9acd2a76147a3ab6c56190f9d9c17e7fc1dc61f1
Markdown70d5ebf507bf387a43b8574bfa430dfe6360419fe4be54007038098c78b98293
PDF
Publication page94e61687d99726b7ddc05a549715ea3e5f4e0f5ce7c4357430e01528bd310d48
Manifestabbe7b29471aec1d398c5cf1f0bc5928852b9b6a9897b41de3b0df04b0ce4f82

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
SignatureKpUP5nRaG6WV0O+g9e7esgomDGa3SMA7yaXpBXYM/Vhk2PO+v/nNWj9zor+2bF1gct99GQUHwnDe0JkRMRnFDw==
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

2026-09-17T11:30:28.993325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034102
observed 94e61687d99726b7ddc05a549715ea3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.973429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034102/manifest.json
observed abbe7b29471aec1d398c5cf1f0bc5928...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.951914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034102/publication.md
observed 70d5ebf507bf387a43b8574bfa430dfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.933128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034102/publication.txt
observed 49da6ee7f17c1e0e74d7462e9acd2a76...
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.