OpenTechnical

OT-2026-000040351

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000040351) never changes.

Identity and time

Publication numberOT-2026-000040351 · never reused
Internal UUID01a0ae79-2700-72c8-b145-8fe8958e6890 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040351
StatusPUBLIC

Content hashes

Canonical textf3c8ed1042a779b5ac721f6c32cea47d9d4b677744b0c63256695a42709ca139
Markdownb0862366c9fdd5f168b86980362227d376fdc847bbcf1c9f505716084a12c5b7
PDF
Publication page544f280ba01e04160ce857bab1710ae1d5429a1cf26a6c53613eedb7080a41d7
Manifeste659d62fa13fda663d601e85babd7cdde0cec9bdab214436c21c25b3846df430

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
SignatureQ9M5v3kx3cdWnhqPFZcBNXeCi5EvaNV8BIA0+zB8PuXFFcxu9Ot4mTCs0QpkoC0xtYFXyjVX5LFjKCghShsQBA==
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

2026-09-17T11:19:21.799600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040351
observed 544f280ba01e04160ce857bab1710ae1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:21.782361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040351/manifest.json
observed e659d62fa13fda663d601e85babd7cdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:21.763662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040351/publication.md
observed b0862366c9fdd5f168b86980362227d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:21.745718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040351/publication.txt
observed f3c8ed1042a779b5ac721f6c32cea47d...
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.