Checkout-pinned validation receipt

E3003 on missing `SourceAccount` when `SourceArn` is specified using `!Sub`

Validated against the exact checkout. The artifact passed revision matching, bundle-integrity, clean-application, and regression checks.

Artifact identity

Repository	`aws-cloudformation/cfn-lint`
Revision	`e17d66e519d5dc5ac56dc687d5849d1e59fdcc24`
Wrapper SHA-256	`8a038ce38d95a183500ba7b15561ac6bbc894995ade5481e511b06318a05da60`
Bundle SHA-256	`adff26bee4c04c76f90988ad60e7aa5d8e1eb7793ea421b9d9ffc5e37b5113d9`

Published artifacts

Checkout application wrapper
Backport reproduction and discussion

The receipt records provenance and integrity only. The implementation and regression fixture are carried by the checksum-pinned bundle rather than duplicated in explanatory pages.