OpenTechnical

OT-2026-000066226

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000066226) never changes.

Identity and time

Publication numberOT-2026-000066226 · never reused
Internal UUID01a0ae8e-8dc3-7d0a-a543-be32c0333b10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066226
StatusPUBLIC

Content hashes

Canonical text54f31e5a378860f2f1661cd589dcd9945bf77d497f31934f510d82b8891761d3
Markdown6bbe5ad0cdd4c67e93185a47d1224b4a772abf0d768c80fe583e8e6f0087ffd3
PDF
Publication pageea038af96030ed3b83d00326ea79f33d3d24d57f5a7570b032790bbf44b8f427
Manifest5f98d3e6f1a75d3ec88cc3f83d20340429c634043a1403b4fb6f4e196eb49b7c

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
SignatureFuHZa6+qOqpKfUmR32m72xd9g+t/mMeqWJSHvHDNgkdwju15cGt41NlsdooQaBWp5NCffNmyFPOsxBDAlCAUAA==
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

2026-09-17T10:33:23.402928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066226
observed ea038af96030ed3b83d00326ea79f33d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:23.386222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066226/manifest.json
observed 5f98d3e6f1a75d3ec88cc3f83d203404...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:23.369171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066226/publication.md
observed 6bbe5ad0cdd4c67e93185a47d1224b4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:23.351367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066226/publication.txt
observed 54f31e5a378860f2f1661cd589dcd994...
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.