OpenTechnical

OT-2026-000026134

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000026134) never changes.

Identity and time

Publication numberOT-2026-000026134 · never reused
Internal UUID01a0ae71-a840-71b4-a209-03a57fc3bc5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026134
StatusPUBLIC

Content hashes

Canonical text262fa8e28e58d29f2f564db8952542c05a4cfb36f09f2c595423fad6843442cb
Markdownf789699af2224b55e7d6b9c5c727c0894b6e3a12f5b6043a74cd0bbc06b5e392
PDF
Publication pagea0c5c45f8408a5b5e7125add5f22f7c404246d4f3d7710492d43550511cdf93d
Manifest3143abd749acd0d33d52911bbc97176b24dd9a78fb8f64f6cb5a910e201e29ef

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
SignaturevIOuAQTFpQEwBjrUckUBYUIspyWR8UVKBrrH/zu1X1Y/FSJj5d0+0GhLMYkybxGRA607O0WcuqhPWa5tgj5qDw==
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

2026-09-17T11:46:38.401012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026134
observed a0c5c45f8408a5b5e7125add5f22f7c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:38.380773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026134/manifest.json
observed 3143abd749acd0d33d52911bbc97176b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:38.364008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026134/publication.md
observed f789699af2224b55e7d6b9c5c727c089...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:38.345029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026134/publication.txt
observed 262fa8e28e58d29f2f564db8952542c0...
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.