OpenTechnical

OT-2026-000067025

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000067025) never changes.

Identity and time

Publication numberOT-2026-000067025 · never reused
Internal UUID01a0ae8f-14fe-7d72-aa76-c1572befb592 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067025
StatusPUBLIC

Content hashes

Canonical textdae33ab32271025fb31615faa74c72a48a8c56da2dc5db6f98ede82298a47d90
Markdown205cbb8c262ff066856810291c43ba8edc9bdd296340becc87d44fa4ff2cafb7
PDF
Publication page17b9b566b8cf55eb725d3204905f8926521c59ffaa3bab8335c44cd216da06ba
Manifest07f5d72c4089970afcf3440051161fa274fb56ff93eef7ba3c26d5efa9e55784

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
SignaturevUxk3dcWDVmaCF/gYuRtdZ9OprhOXohL2BT9PHiqzaY9uLT636jjQ5hvZURMiChfe9Sqo42wO1pEVTgiADCPCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:15.551534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067025
observed 17b9b566b8cf55eb725d3204905f8926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:15.533878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067025/manifest.json
observed 07f5d72c4089970afcf3440051161fa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:15.516703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067025/publication.md
observed 205cbb8c262ff066856810291c43ba8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:15.498570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067025/publication.txt
observed dae33ab32271025fb31615faa74c72a4...
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.