OpenTechnical

OT-2026-000086035

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000086035) never changes.

Identity and time

Publication numberOT-2026-000086035 · never reused
Internal UUID01a0ae99-e82b-70d9-88e5-fe3562ef2d85 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086035
StatusPUBLIC

Content hashes

Canonical textda7d7274e6f2b9b02719f0724783eb50639f77d8653e80859ece2cce5ec01efb
Markdownd05c2399785c1074ef44fa9b655c6fa45798741fc8c4cecf5a25921b5777d5d9
PDF
Publication page9c5efad083cab953c65bb2e4f6b5f8f026656ca6035d36cc620167b0f25cea00
Manifest5362e9be63f2e69678d16e0606a99f9eb7e00632f9deeadbdc940f74c6b1dbaa

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
SignatureLqFLs5EaZAX8pvR/BmmbZ8S0Lqgfvcb/8ggxUqL9OxVENW92URcBod/XrlFXgwQhkPsrx+C5ywTRr2Kum3pdDQ==
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

2026-09-17T09:53:01.597002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086035
observed 9c5efad083cab953c65bb2e4f6b5f8f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:01.579707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086035/manifest.json
observed 5362e9be63f2e69678d16e0606a99f9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:01.562446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086035/publication.md
observed d05c2399785c1074ef44fa9b655c6fa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:01.543748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086035/publication.txt
observed da7d7274e6f2b9b02719f0724783eb50...
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.