OpenTechnical

OT-2026-000032430

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two 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-2026-000032430) never changes.

Identity and time

Publication numberOT-2026-000032430 · never reused
Internal UUID01a0ae75-106e-768b-a5f8-7af10f77699c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032430
StatusPUBLIC

Content hashes

Canonical textc7eb91b5e2db4a6a1817a7244cf705c10973831e55aa8246c3ef6201ffcea239
Markdown82288d0b69a9fb7af2f1691174a5d207de8f3f5627a2fd417f24a9f0952bc7e4
PDF
Publication pageccf01523cfa90c96f9ca162ab862e4981276414b75e2e3fb77fac7fb29e4a4ea
Manifest0727c0825d84d8b881b1750b3d3777a78342dc1ae89189e4518dddc7b3e85f61

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
SignatureYJ/Fx70olquWjOzSpi8Bf0BiHXkxiV45SUznWqEQ+4wP5cH6sANCfK5QueKmzZwO8GysYrzVRkfUL9YM7IXsCw==
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

2026-09-17T11:33:51.108289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032430
observed ccf01523cfa90c96f9ca162ab862e498...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:51.089455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032430/manifest.json
observed 0727c0825d84d8b881b1750b3d3777a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:51.071716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032430/publication.md
observed 82288d0b69a9fb7af2f1691174a5d207...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:51.053272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032430/publication.txt
observed c7eb91b5e2db4a6a1817a7244cf705c1...
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.