OpenTechnical

OT-2026-000034626

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000034626) never changes.

Identity and time

Publication numberOT-2026-000034626 · never reused
Internal UUID01a0ae76-1ed1-7517-98fb-2812b3076647 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034626
StatusPUBLIC

Content hashes

Canonical text3308d6921e32d1bde60e4bd54ef74849c570379dff7ea3d45177564ebb7e9ae3
Markdown1a32c984ed314f93258a0926489a50d9c169e680427102e489098e004387ec17
PDF
Publication pageaa3f79254fce7665a3f8d0de10d2a84398d1d1feaf2f402aaad686abc29d37d0
Manifest9a82cd9118904dfc5195292a09cf676dba2a244a1f75759a1a44c40c3021600e

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
SignaturesJQmeQfw1GI6WCrLSYKx+FZzBxfPXRTXnOnmiOHhHvGDvHOjbR+foVSHdW6as17qaXl8z89+3yXeRFwaRiIMDw==
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

2026-09-17T11:29:00.666161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034626
observed aa3f79254fce7665a3f8d0de10d2a843...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:00.649675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034626/manifest.json
observed 9a82cd9118904dfc5195292a09cf676d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:00.631285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034626/publication.md
observed 1a32c984ed314f93258a0926489a50d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:00.586100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034626/publication.txt
observed 3308d6921e32d1bde60e4bd54ef74849...
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.