OpenTechnical

OT-2026-000064378

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000064378) never changes.

Identity and time

Publication numberOT-2026-000064378 · never reused
Internal UUID01a0ae8d-a461-7ba3-882b-99c9cd6ce79c · 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-2026-000064378
StatusPUBLIC

Content hashes

Canonical textc5a7447b871d6a07185e4e296e4c8e43389f80762928ea7c45f900e3cf456695
Markdown713876cf4a306c5786d53fd4681c1ac0413a143e91b95d397b18a96b86784323
PDF
Publication pagebd6faef1603dbb373edae9c4998414d7060e5811cebad724c5b77889cd3f36b8
Manifest0c02e89b5dc32e421f6ee0c27ed5948a563cd64775d42e7e878c478401136bd2

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
SignaturexpuE+96WYYJ1uX4lOBGiDzqBu0skvr6a7vzlqMJPzaoNOLr7uRHJDbWLqny1oCyZiLNeQHfkSAbIhCPffDAyDA==
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

2026-09-17T10:36:32.789601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064378
observed bd6faef1603dbb373edae9c4998414d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:32.771280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064378/manifest.json
observed 0c02e89b5dc32e421f6ee0c27ed5948a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:32.753316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064378/publication.md
observed 713876cf4a306c5786d53fd4681c1ac0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:32.735048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064378/publication.txt
observed c5a7447b871d6a07185e4e296e4c8e43...
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.