OpenTechnical

OT-2026-000040339

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-2026-000040339) never changes.

Identity and time

Publication numberOT-2026-000040339 · never reused
Internal UUID01a0ae79-2700-716b-8667-48903aae4476 · 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-2026-000040339
StatusPUBLIC

Content hashes

Canonical textf37133436bd059942678f08efdcbe66052698bce463a1d7df02e04f1dcc2516d
Markdownabcf9615fe50b81f0dd2476769d7c85bea248bfc23bcb9aa8e6b54b00d9b6ed5
PDF
Publication page90ea7c8d7fb46575f41013cb56a5a92a33be99aa2bf6b79c9fd5fd620f8b28f0
Manifest15fd2d2f6c26187f588116077db9610cc220808cfc30ca4dc75f6b3b7395b9c9

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
Signaturejyh4SWoFeXtPLdbYkZZ76q6Zt6RIOtDR79Zc5gz2jgqgIlCS+2c8631wI9UgMxCbrW8TkJ57Otk7FPtGRGb9Cw==
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

2026-09-17T11:19:20.802634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040339
observed 90ea7c8d7fb46575f41013cb56a5a92a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.782766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040339/manifest.json
observed 15fd2d2f6c26187f588116077db9610c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.765207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040339/publication.md
observed abcf9615fe50b81f0dd2476769d7c85b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.747893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040339/publication.txt
observed f37133436bd059942678f08efdcbe660...
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.