OpenTechnical

OT-2026-000045422

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000045422) never changes.

Identity and time

Publication numberOT-2026-000045422 · never reused
Internal UUID01a0ae7c-f76c-751e-b55b-e12ddbd99b86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045422
StatusPUBLIC

Content hashes

Canonical text1beae4eef4a1f82c44c1b51bfc1105f3edcbf4023520cca296fa134319c4c54e
Markdown23dc6ed6f3b199ff0711d18b46e1116c8e4b7ad1f65414252180eb952f5400fd
PDF
Publication pagefe5c07c48dbf7b7290d518d86a764a03f675c61d1b8eee3acede9afa6c50d7c9
Manifest4fbcb3e0ac6ee3522c6cb6a5d976897f5976957a8217c4ea3c09d7a407ade63b

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
SignaturecZfhnxDFy+2rcTj8zQGvXDHjCHojzBr4NleEgrAc15iYSgEp+14I3uqZyqE2XOwNIMICBPBUEejVwf4ODpxRAA==
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

2026-09-17T11:10:42.939311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045422
observed fe5c07c48dbf7b7290d518d86a764a03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:42.922042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045422/manifest.json
observed 4fbcb3e0ac6ee3522c6cb6a5d976897f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:42.903545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045422/publication.md
observed 23dc6ed6f3b199ff0711d18b46e1116c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:42.885855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045422/publication.txt
observed 1beae4eef4a1f82c44c1b51bfc1105f3...
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.