OpenTechnical

OT-2026-000035319

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000035319) never changes.

Identity and time

Publication numberOT-2026-000035319 · never reused
Internal UUID01a0ae76-6a1f-7b27-890d-d1f0dfe038af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035319
StatusPUBLIC

Content hashes

Canonical text36e687429644a06bd5dc3f6f8478c5c15e293a8f861fd51e12fc56f6b7493caf
Markdown8f9a10b60a3a01882cda4b37f3fdd8ebdab7515e0ae44f5d782fe5759eee55d2
PDF
Publication paged33a94a96dac7d7ef0a468476cead4e7b9c89a0466ae12becf454ddf2450e5e5
Manifestb42c99470771325478340c70732c2afef6343c4e82407f2233076751c2f38d80

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
SignatureT19d+OO5zSuBO6V5wMYFs2B6tR7UfFoPNKL0HGLbjvQxaAC0uhX4gZ8Jsxk1NFXkDVdgzBY2EVAQdzyLVSekDA==
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

2026-09-17T11:28:29.077789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035319
observed d33a94a96dac7d7ef0a468476cead4e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:29.060987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035319/manifest.json
observed b42c99470771325478340c70732c2afe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:29.043095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035319/publication.md
observed 8f9a10b60a3a01882cda4b37f3fdd8eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:29.023276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035319/publication.txt
observed 36e687429644a06bd5dc3f6f8478c5c1...
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.