OpenTechnical

OT-2026-000067585

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000067585) never changes.

Identity and time

Publication numberOT-2026-000067585 · never reused
Internal UUID01a0ae8f-6bda-719a-bc78-3cac1c2aefac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067585
StatusPUBLIC

Content hashes

Canonical text4309c116c4645610db2bdb328ffe748bdbcc2fd0003ccca420088511547c229a
Markdown2ed385b401acd58007bbcf9e95bf23b1f4cede57914177e3578a5a063686ee61
PDF
Publication page3cb27525da02e9fa9d0cfc7dd9b94c52f8018f2d5ef2fa9cf089adcc212c3581
Manifest72086c81c2a498c9b840a13f85cacc0305217433a2514d135882c501f7056260

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
Signature7I3TLX5AaDVpWam41SzIY2q6DCx/RNXZTDEI5x9Z6O+RuwsefyG6XSEE2/v0dnr9Th6lq5EVRAG2JWLug22hAQ==
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

2026-09-17T10:31:53.974745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067585
observed 3cb27525da02e9fa9d0cfc7dd9b94c52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:53.957002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067585/manifest.json
observed 72086c81c2a498c9b840a13f85cacc03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:53.939368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067585/publication.md
observed 2ed385b401acd58007bbcf9e95bf23b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:53.919200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067585/publication.txt
observed 4309c116c4645610db2bdb328ffe748b...
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.