OpenTechnical

OT-2026-000007710

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000007710) never changes.

Identity and time

Publication numberOT-2026-000007710 · never reused
Internal UUID01a0ae62-843e-78d1-ab7a-0769fd508221 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007710
StatusPUBLIC

Content hashes

Canonical text0e1cfbb90b9a79f1bc859ae075d9a2ea2c9b7080fa0225535366c1932de2f460
Markdown5c3dc4e6bdc4cdf5210c733c3dbaf2c9d17c8b442053441883596f8751e9ecac
PDF
Publication pagec146250c8ec3d12b6135919c155f2243d829a9affedd550402a3842bca30bf66
Manifest38c05733df262e5c9045418c2ee46faed6b5befcb1d8d7b4e3a2826954472a75

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
SignatureLkp+vFQugZiqfUJqz/iKSLkDb5EXpxoBhzWCsq/xYUtCF4VuiWeDOfY18jEKV+uzyCnDo2V8pBwAorio/n6aBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:05.763681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007710
observed c146250c8ec3d12b6135919c155f2243...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:05.746741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007710/manifest.json
observed 38c05733df262e5c9045418c2ee46fae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:05.725455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007710/publication.md
observed 5c3dc4e6bdc4cdf5210c733c3dbaf2c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:05.703311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007710/publication.txt
observed 0e1cfbb90b9a79f1bc859ae075d9a2ea...
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.