OpenTechnical

OT-2026-000038999

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000038999) never changes.

Identity and time

Publication numberOT-2026-000038999 · never reused
Internal UUID01a0ae78-9672-76cd-b73c-484221ecef82 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038999
StatusPUBLIC

Content hashes

Canonical text83d2d90f03bb5dc23022d35b0898439b3ae86b63175ed1f0df114c899f39864b
Markdown0111043634351466359b22a506047ac9dcd6d4d610fdc50b1483c3fc0dc6992d
PDF
Publication page36cb27ab75c0de642018c18ff526d142f9ea858063d274bd6084b26f9e93030c
Manifest4d3fb157d5cf03aa9a4acc82174a5703c39104b235c9c6ae17ad3b4d03206011

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
Signature2KezqSkjwSJOyCqUAsIoJh0dtjKAhtTEbDn9FRYjx5KFITRzXAJ67rbm5puN421xOBF4Pw80sbVB0gB1GfrIDQ==
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

2026-09-17T11:20:20.278014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038999
observed 36cb27ab75c0de642018c18ff526d142...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.260262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038999/manifest.json
observed 4d3fb157d5cf03aa9a4acc82174a5703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.241214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038999/publication.md
observed 0111043634351466359b22a506047ac9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.224463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038999/publication.txt
observed 83d2d90f03bb5dc23022d35b0898439b...
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.