OpenTechnical

OT-2026-000066071

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000066071) never changes.

Identity and time

Publication numberOT-2026-000066071 · never reused
Internal UUID01a0ae8e-8dc2-7f93-9284-529308660bf4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066071
StatusPUBLIC

Content hashes

Canonical text6a22c45e3e5eaadfe2fe9ba7d7c5382bc300d823f30cc5fbfebbd1ca7e03a251
Markdownbbad043f68de72b1a81cc876c16ad18cad9b72c1791bfaf994582eebe79ea016
PDF
Publication page17c156b5645bf77317b1e422cca9183ab049df4c6025cdc8a1f7d90007a17c71
Manifestc964461d427238c9232273c120d28ceb6bb381980a838c4734f0e3569ec33bae

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
SignaturexX414DXvtvhdWCnIO7b9vYZqnvK8FO30z/d9wZQLmIt2L7wuvj+gk4ubvwBa0KZr8/X/4qxmCdFORLALJj2jBw==
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

2026-09-17T08:50:43.329511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066071
observed 17c156b5645bf77317b1e422cca9183a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:43.311190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066071/manifest.json
observed c964461d427238c9232273c120d28ceb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:43.290619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066071/publication.md
observed bbad043f68de72b1a81cc876c16ad18c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:43.270932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066071/publication.txt
observed 6a22c45e3e5eaadfe2fe9ba7d7c5382b...
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.