OpenTechnical

OT-2026-000035097

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000035097) never changes.

Identity and time

Publication numberOT-2026-000035097 · never reused
Internal UUID01a0ae76-6a1c-7cea-9110-e798b2155e4d · 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-2026-000035097
StatusPUBLIC

Content hashes

Canonical text59b25fa9e232f320bba222b8c0819dce238ee606e1d29110a0ee1a1b4fb037d0
Markdownfbc0a844c03a67ec86c4bda748e7ca1910b70819574fcacf245571c3eb6852d3
PDF
Publication page1ed75af6bd6a09a597c377a7dd2d3cb6036adcabd375c23a1468c20b46a12aa0
Manifesta3646e449a00a25d42d9d0c2169249e0604c9f7803558175c53df1e8fb164c81

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
SignaturePEaWsnfsRsyCJiDRX35mTph1mgsCpulf/lh1kSJMycciR0xyOVv8G+ndsqZIVI+sXF3kRu6YzsmOgTCo1cHZAw==
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

2026-09-17T11:28:10.213468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035097
observed 1ed75af6bd6a09a597c377a7dd2d3cb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:10.195203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035097/manifest.json
observed a3646e449a00a25d42d9d0c2169249e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:10.177959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035097/publication.md
observed fbc0a844c03a67ec86c4bda748e7ca19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:10.159804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035097/publication.txt
observed 59b25fa9e232f320bba222b8c0819dce...
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.