OpenTechnical

OT-2026-000054342

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000054342) never changes.

Identity and time

Publication numberOT-2026-000054342 · never reused
Internal UUID01a0ae85-b3a9-7a62-ad0a-3bcdae05126b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054342
StatusPUBLIC

Content hashes

Canonical textaab2fd35ded4627957704bf20d6da0b983d46ca33ba6a40bedae4cacdbf3c780
Markdown9c0ea67369df54f54eeac008b7a547a5f71a4bb452666f70596a1e9c4541d4ad
PDF
Publication pagecb74f92fa749de623d0c316e60930802208c8ea55d4d681e7875c22daa1e3085
Manifest57488d0694cd74853621d2ef568aefc7e69c5c2e799f7c3d1fa187d33141a78d

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
Signatured3rabh6URb6geImFgOan95WKBWbtwLVSWX9oIPrJ/Gh5UkSbiEljp5ka9XAiVAmNXbEr1n66ZaIvoEz/amPBAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:51.465348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054342
observed cb74f92fa749de623d0c316e60930802...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:51.445783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054342/manifest.json
observed 57488d0694cd74853621d2ef568aefc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:51.427825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054342/publication.md
observed 9c0ea67369df54f54eeac008b7a547a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:51.409009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054342/publication.txt
observed aab2fd35ded4627957704bf20d6da0b9...
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.