OpenTechnical

OT-2026-000046006

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000046006) never changes.

Identity and time

Publication numberOT-2026-000046006 · never reused
Internal UUID01a0ae7d-8f8a-78bc-9684-c7854a2453e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046006
StatusPUBLIC

Content hashes

Canonical text66232f5b709dae372f66d71f6fe7e99fcc6688983cbed052597ec43036325b3d
Markdowne3973525dcef3c42082165f204dfe9e7210f16244fd48962e2a41459d24008e0
PDF
Publication page473a1a7d8815a4b50b33aa52f042ef62dce10955a7c38d19480db466e747da1a
Manifest3287154a77900fbf4ff1f9ce4aa9ce736884f656edf719af9c165b5832f58e26

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
SignatureQg2iEIDtwsULK74Ft7TpwGgx3XfVn/3t/buAFi+KH0Fcs3klF4SJgrkuumvEBw7XoJY2lqw5I4UNhjrZ7+27Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:00.519785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046006
observed 473a1a7d8815a4b50b33aa52f042ef62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:00.501529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046006/manifest.json
observed 3287154a77900fbf4ff1f9ce4aa9ce73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:00.481276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046006/publication.md
observed e3973525dcef3c42082165f204dfe9e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:00.462816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046006/publication.txt
observed 66232f5b709dae372f66d71f6fe7e99f...
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.