OpenTechnical

OT-2026-000104478

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three 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-2026-000104478) never changes.

Identity and time

Publication numberOT-2026-000104478 · never reused
Internal UUID01a0aea5-3421-7e85-b802-f3ec44e53bc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104478
StatusPUBLIC

Content hashes

Canonical text115f2d90cedc50eceb713bb1fd9bb152244427a9c0346cc768c77dfb138e8998
Markdown2604020fd76144412ab336e6eb7edcf936071cd3b82e702cc6368e71fcb50b43
PDF
Publication page00a1f945f4ab9f2fd839450171f79ba4fd07ac5b77474772692a33f4dc3cbb72
Manifest00d5839dc397b0d7d0409d09b0ae033441b711736cfce7fcb2d55327f7095a2f

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
SignatureMlfVHbJ/cs7BwnGjmRhROFNIfMi8vKL/sx3GfFI51Zz4f/KAfkp6mV3C9S8WAme8GtA/qZaux/Cfmv29cIXpAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:45.888490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104478
observed 00a1f945f4ab9f2fd839450171f79ba4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:45.871750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104478/manifest.json
observed 00d5839dc397b0d7d0409d09b0ae0334...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:45.852476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104478/publication.md
observed 2604020fd76144412ab336e6eb7edcf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:45.833774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104478/publication.txt
observed 115f2d90cedc50eceb713bb1fd9bb152...
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.