OpenTechnical

OT-2026-000064713

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000064713) never changes.

Identity and time

Publication numberOT-2026-000064713 · never reused
Internal UUID01a0ae8d-deb9-7da0-adc1-852eb7f8b75d · 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-2026-000064713
StatusPUBLIC

Content hashes

Canonical text5b96b9322aea53dc82a5e88375bdd56982f3d9c25b21ed7e0c5eb32985163379
Markdown241223630e375454700c984f72888f01d5c57826118e7e52afafa059d946e177
PDF
Publication paged3661c0add948ddec377a1f832f1b4939f97eb43c61b26475c3a16be2f93e15a
Manifest80fa74f09089881c3d9cf971fb98971f17229c3649647bca4a9ab6e687a06aeb

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
SignatureIqGG2ntMoJfLoixACBFA6+BhU4/5fnTtaI+s6PZwZ2kX8u6+ZBCy3JxemXhUjlyTjjvyMBbITceytC2t2sIUCQ==
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

2026-09-17T10:35:35.143961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064713
observed d3661c0add948ddec377a1f832f1b493...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:35.126049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064713/manifest.json
observed 80fa74f09089881c3d9cf971fb98971f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:35.106942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064713/publication.md
observed 241223630e375454700c984f72888f01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:35.090283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064713/publication.txt
observed 5b96b9322aea53dc82a5e88375bdd569...
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.