OpenTechnical

OT-2026-000065025

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000065025) never changes.

Identity and time

Publication numberOT-2026-000065025 · never reused
Internal UUID01a0ae8d-dec5-79ec-8530-ef8160b68168 · 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-2026-000065025
StatusPUBLIC

Content hashes

Canonical text0818603b9ffd5b65465ef3d7c79ef86c50ae8385eb4a4f090ecdb7ca22c1a62f
Markdown3c008be4bcaf8c5381c8a87274717432706bae557ef6c88a7b1cee7faae461c7
PDF
Publication pageb653db2ee2303f9bad18eec11f80ce5cfd6df0c085dc70158722dd0ddbcf44f1
Manifest2bdb011be88b4e844c9b688967145c0017c89b2f69e88479c6d9dca172fa6e1b

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
SignaturejT8IJQLqP7WtvKjN+jKcj4/QYy3XTZEuNCJlDmzDbfhOIxc8HuDyIcPrTW9zrX/c+Q4qtDYZ6//ZhQ6gs0suBQ==
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

2026-09-17T10:35:59.566279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065025
observed b653db2ee2303f9bad18eec11f80ce5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.548558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065025/manifest.json
observed 2bdb011be88b4e844c9b688967145c00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.529566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065025/publication.md
observed 3c008be4bcaf8c5381c8a87274717432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.510049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065025/publication.txt
observed 0818603b9ffd5b65465ef3d7c79ef86c...
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.