OpenTechnical

OT-2026-000092306

Publication integrity record

Three bellows cup vacuum gripper, three zone face, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000092306) never changes.

Identity and time

Publication numberOT-2026-000092306 · never reused
Internal UUID01a0ae9d-875b-7a5e-b41b-0781351563d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092306
StatusPUBLIC

Content hashes

Canonical text6c0498156c2dac49e67f5c4576b4822c082c65bb7345bf5680bcae0a3f7fa4a6
Markdown9205edb719e25163728d09dd3a56456bd5e283c9e3791523f8d152ab8cf29138
PDF
Publication pageac0e561ded946b0cd514e34ac2cb3f0ddacc96d7660bdaf52efce320b8d14fac
Manifestc6e4540d8d5a4b7a67f1544e70b456943b4dec1aee58ec8efc6dcd4848a155e4

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
Signature8iXrZGsu4OR94ahXrYf01DHzFcQ/VLGQ5rBQoCjmOGlOjshv0wXah1XaBsBVOPnbv2a7o32wEge2eOprJRB4Dw==
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

2026-09-17T09:41:50.725260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092306
observed ac0e561ded946b0cd514e34ac2cb3f0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:50.706925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092306/manifest.json
observed c6e4540d8d5a4b7a67f1544e70b45694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:50.689396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092306/publication.md
observed 9205edb719e25163728d09dd3a56456b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:50.671468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092306/publication.txt
observed 6c0498156c2dac49e67f5c4576b4822c...
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.