OpenTechnical

OT-2026-000097459

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, 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-2026-000097459) never changes.

Identity and time

Publication numberOT-2026-000097459 · never reused
Internal UUID01a0aea1-55b3-7f52-926e-f8ea8b291130 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097459
StatusPUBLIC

Content hashes

Canonical text6777d93f05e1a809ddc706a0103e2abb5588dbe16cff938c007d018f18822b75
Markdown6e71c4ea41ad44dff6983633d6adfa07c64d252ec3a699af927981859227f5c0
PDF
Publication page03f868992475812cce66a1ca8ac299fdc8c8feccf9168ae05f116520470d2a08
Manifest40e8ed892962cc247a0103c0c37b3f36340039b558807a06bedaf494f0a30258

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
Signature3vudmau6acqFhknlRr66JknLX669Y0XJmm0zDO3EKuu3IzjBJ8cWqgvvOYDUHDV5sJeu8kqGV6/sROOcqN48Dg==
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

2026-09-17T09:33:19.502495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097459
observed 03f868992475812cce66a1ca8ac299fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.484863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097459/manifest.json
observed 40e8ed892962cc247a0103c0c37b3f36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.465350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097459/publication.md
observed 6e71c4ea41ad44dff6983633d6adfa07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.447974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097459/publication.txt
observed 6777d93f05e1a809ddc706a0103e2abb...
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.