OpenTechnical

OT-2026-000018496

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000018496) never changes.

Identity and time

Publication numberOT-2026-000018496 · never reused
Internal UUID01a0ae6e-b48a-71c7-ac48-9fb1385d489c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018496
StatusPUBLIC

Content hashes

Canonical textd63ced58b765257367e208d31c5ce022e8a66b4e7e881339305a49a4ad20b7c1
Markdown8d01c84b8cbbe14431523ab2154ccc0ea1654d23316b43a3712380d115f6916c
PDF
Publication page43bdfb17d52fcd40b7878d967443dc629aa181e71373ce0811b98ac9694061eb
Manifesta7399fa496efae3751710173854b87cb0723c3a954bd27dcde218a0442cef74d

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
SignaturekCdDnAKg2RRZducz44vpEOp/QJii1+5zjgre73et4T8L5MMt0YL35Qf0Bweyhm1LAOuL7HIRnnd+/4fksfszCw==
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

2026-09-17T12:01:16.062549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018496
observed 43bdfb17d52fcd40b7878d967443dc62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:16.047329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018496/manifest.json
observed a7399fa496efae3751710173854b87cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:16.030462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018496/publication.md
observed 8d01c84b8cbbe14431523ab2154ccc0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:16.014720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018496/publication.txt
observed d63ced58b765257367e208d31c5ce022...
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.