OpenTechnical

OT-2026-000030733

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000030733) never changes.

Identity and time

Publication numberOT-2026-000030733 · never reused
Internal UUID01a0ae74-3fb4-73e3-8355-d1f22968dbb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030733
StatusPUBLIC

Content hashes

Canonical text71de2cdb7268671ecd227c241662a7271ba37e86106b744bea357c0de517f62f
Markdown5f3931043600663122a480a791b7fbe73cea8be23fa608dea2a70b17e749f303
PDF
Publication pagec8b92a0ec41807ff13186dd962510f7fb6bd818a6a95dc9facd008618c7520e1
Manifest06a0cd432fb9ecb2da6a1333a7921c8629e9191319595a0d66d9d9170ae42c82

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
SignaturePTShIouRqap9/8NGC21qvIYU3KJ6KUWsvee8Fiia8AGJDyxgg0EmR2op+6t9S8R/3dvVZuymqbumUmxHFPEiBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:36:39.847928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030733
observed c8b92a0ec41807ff13186dd962510f7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:39.829210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030733/manifest.json
observed 06a0cd432fb9ecb2da6a1333a7921c86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:39.803782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030733/publication.md
observed 5f3931043600663122a480a791b7fbe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:39.786287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030733/publication.txt
observed 71de2cdb7268671ecd227c241662a727...
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.