OpenTechnical

OT-2026-000045176

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, pulsed 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-2026-000045176) never changes.

Identity and time

Publication numberOT-2026-000045176 · never reused
Internal UUID01a0ae7c-f769-7700-91f0-3cc420c0924a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045176
StatusPUBLIC

Content hashes

Canonical textde1544921de597bf569e35c0616038dac3b3dfd9da96c8ef87512772942aa270
Markdown91dd26cfa4d6d047dfbb460e9557204377d497e313fa5ec8785c8101ce738bfc
PDF
Publication page420cc7a9c04a1b67ebf50d6ab287bb5944833787810198dc5ae47d0be944473e
Manifest2b0ccd70f78fccfd33a9386413bcee56036a6819eb00a6aa0a8f1c406330adac

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
SignatureEV3UqezuhPRpQszixJhxxM+nETDgowcRCAyGyJu2oDwPoHPncCAi0ST8DNCRIm1HisBaSpXRpKItWlENVoo8BQ==
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

2026-09-17T11:10:20.545418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045176
observed 420cc7a9c04a1b67ebf50d6ab287bb59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:20.526720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045176/manifest.json
observed 2b0ccd70f78fccfd33a9386413bcee56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:20.507577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045176/publication.md
observed 91dd26cfa4d6d047dfbb460e95572043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:20.483483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045176/publication.txt
observed de1544921de597bf569e35c0616038da...
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.