OpenTechnical

OT-2026-000068158

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000068158) never changes.

Identity and time

Publication numberOT-2026-000068158 · never reused
Internal UUID01a0ae8f-c4ff-76ed-9acb-8bbed894cbf2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068158
StatusPUBLIC

Content hashes

Canonical text0643c56a8c0033c86a1324ba08c712f48e1f57f7023cfbfe5d6962ce0fe04299
Markdown8b55626bf64130e6ccb7c3401be13f196c2f931de7602a59adfe37fd447a5a34
PDF
Publication page58d6a5f79e1f5631744f38ee42296209bb7842a347b8d16f919f0280915020e8
Manifestd6e2fd0379651a8457603df089c0c4cbff274618a092a75e7c4a021240db4fb9

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
SignatureSlpYWNMhV9v0ag/UttgH0wOQo8/VjiDj5eCaXl4ohcI5rzVQG54dX/r0AG1SljHNuXr9xEybdaG6J5uo5oPAAg==
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

2026-09-17T10:30:48.607592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068158
observed 58d6a5f79e1f5631744f38ee42296209...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:48.591605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068158/manifest.json
observed d6e2fd0379651a8457603df089c0c4cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:48.574392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068158/publication.md
observed 8b55626bf64130e6ccb7c3401be13f19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:48.555991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068158/publication.txt
observed 0643c56a8c0033c86a1324ba08c712f4...
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.