OpenTechnical

OT-2026-000064833

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000064833) never changes.

Identity and time

Publication numberOT-2026-000064833 · never reused
Internal UUID01a0ae8d-debc-729a-be54-c3301242c345 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064833
StatusPUBLIC

Content hashes

Canonical text32c32b2eb28a3df29f986bce6bdcb49f1415cc2ac7326ef68607631146c49e7d
Markdownd53bf3cf1c78bd00f60f62b4243bf049b971c72270a70daf9a11092d2a219695
PDF
Publication pageb369cff5d03c833e68d0976a0f6dbdeb485b26b9036a6dfdc801ab27bc844c9f
Manifeste57d9f3c411e6ee335657ce2b418b41ce9113d66a3ecbfa9962e93e8b85f18a5

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
SignatureSJr76lAbHCzChLlIpgm2ifIfdBJVQNkNAxfwQD+II03LfEs7IUjUZxzVbA5EFSmsK+tVA7MaNgf6gwaEUuMrBQ==
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

2026-09-17T10:35:44.467176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064833
observed b369cff5d03c833e68d0976a0f6dbdeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:44.445336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064833/manifest.json
observed e57d9f3c411e6ee335657ce2b418b41c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:44.425342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064833/publication.md
observed d53bf3cf1c78bd00f60f62b4243bf049...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:44.406927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064833/publication.txt
observed 32c32b2eb28a3df29f986bce6bdcb49f...
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.