OpenTechnical

OT-2026-000095840

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000095840) never changes.

Identity and time

Publication numberOT-2026-000095840 · never reused
Internal UUID01a0ae9f-fac7-7e72-b15a-dd9d2485cc2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095840
StatusPUBLIC

Content hashes

Canonical text83b73512e33d77327e05c8695e536e5412fe7bbf2879538867530692ae4173ba
Markdown1f63add509c4b5eebad4d4a32ee399fbae9e465d76f7696afa8253498d202d40
PDF
Publication page6591a072f97dce43eaad4d4c0b1f64531d419939f7327c7f6453f6c66ed0d6b2
Manifest94033d3bbd187ab7db597081495137da8bbfe78a57350fbcaef504c4d26b30f8

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
SignatureahcpgRHPUMzDlLddcCp4oxDDrZgXvqGZJw2YwZDJYpBOfwAa8IWqcwbzn/tRUfyXUk7PqkwWoX+QbdqBOHMiDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:55.592509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095840
observed 6591a072f97dce43eaad4d4c0b1f6453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.574988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095840/manifest.json
observed 94033d3bbd187ab7db597081495137da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.556657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095840/publication.md
observed 1f63add509c4b5eebad4d4a32ee399fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.537343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095840/publication.txt
observed 83b73512e33d77327e05c8695e536e54...
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.