OpenTechnical

OT-2026-000015665

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000015665) never changes.

Identity and time

Publication numberOT-2026-000015665 · never reused
Internal UUID01a0ae6e-0c4b-791b-b4dc-aa6d615dd0ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015665
StatusPUBLIC

Content hashes

Canonical textebf7730ba024ab623c5eddf48a586cc614a9be4f79d16c6ca17126da95f0509b
Markdown7b0a167a43df5a0c38b77a0fe7731cb50ecb0b5007022536b1623d699c70a6ce
PDF
Publication pagedb3373538964ef2c7a344b255633369e24f0e2ef2fb20ff59cda2130a3c5d3a2
Manifest728e4beb6e214ca0034648da677e2d92ca1f78ed574ff6d6fe541b5d955a6316

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
SignatureRVCUJMjn27ZN8fBmqiRrwSS8V7myHaICmxeDTa0wEuRZl0ggRI7TdfoPVpz+40jNl1tpJeYxWXYMJ3COgvyoBw==
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

2026-09-17T12:04:55.781800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015665
observed db3373538964ef2c7a344b255633369e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:55.762533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015665/manifest.json
observed 728e4beb6e214ca0034648da677e2d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:55.743367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015665/publication.md
observed 7b0a167a43df5a0c38b77a0fe7731cb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:55.725116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015665/publication.txt
observed ebf7730ba024ab623c5eddf48a586cc6...
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.