OpenTechnical

OT-2026-000035620

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line 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-2026-000035620) never changes.

Identity and time

Publication numberOT-2026-000035620 · never reused
Internal UUID01a0ae76-b4c6-7f06-8a39-681be950abec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035620
StatusPUBLIC

Content hashes

Canonical text36e16217966d541380f65f5837d1f5d9837fe3525bc2ca164443209edab6f27f
Markdown9b55e0c4960fc9df746c198318da10c58793a7b92b0124d480040d9e34555d6b
PDF
Publication page6334d5b7b3be260468d9d0d9f80fbc205fb4f6c5d4791b97a6528916479b47dc
Manifest90fb267722c3ef3102346a07bab6afbcf10746c116684bce13e1608019da84ef

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
SignaturecU8TPTN7w7WupujzyvuJef4NoXKJf0yKMvvxdlnctzjYjkVrKfwC1M9Njld5xyevvMGJp+wIfpUN+ug+dhykCg==
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

2026-09-17T11:27:09.764284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035620
observed 6334d5b7b3be260468d9d0d9f80fbc20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:09.744797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035620/manifest.json
observed 90fb267722c3ef3102346a07bab6afbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:09.724352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035620/publication.md
observed 9b55e0c4960fc9df746c198318da10c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:09.706064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035620/publication.txt
observed 36e16217966d541380f65f5837d1f5d9...
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.