OpenTechnical

OT-2026-000064178

Publication integrity record

Three pad foam vacuum gripper, three 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-2026-000064178) never changes.

Identity and time

Publication numberOT-2026-000064178 · never reused
Internal UUID01a0ae8d-a45f-7243-b1de-9fe5ca38c8b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064178
StatusPUBLIC

Content hashes

Canonical texta1faec456bbfdf8cfc260969ab638791e6ad1aea6acac4e89cf532ca05360219
Markdown8936b810eb68fd7e864a7dd9b41d799128c98f4d281a733c63b2f66383c94db3
PDF
Publication page1a3f56a295bca3c4a9258fee49856bd710b4d9924dc5eafce2c0bdd6aac63d3c
Manifestbfc3aec8b5e36f0a00802febaf67ce7f11d88ccff8a2d1cc7ad143807642f3dd

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
SignaturelYox5hdZ5nJ7LZhvf4rbqbohPilQ988Hjf4KCgU/llCvSegog6RHDAdG0KGl0gvQ5SZAOI+OlvshS6/cQ5zNAA==
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

2026-09-17T10:36:11.664428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064178
observed 1a3f56a295bca3c4a9258fee49856bd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:11.645632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064178/manifest.json
observed bfc3aec8b5e36f0a00802febaf67ce7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:11.625960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064178/publication.md
observed 8936b810eb68fd7e864a7dd9b41d7991...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:11.608729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064178/publication.txt
observed a1faec456bbfdf8cfc260969ab638791...
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.