# CMS IPPS Impact and inpatient PSF source/document inventory

`medicare_silver.ipps_payment_source_asset` · Medicare Advantage, Part D, Medicaid · status live · 421 rows

Complete physical source inventory for the accepted 79-asset CMS IPPS Impact and inpatient Provider Specific File corpus, expanding to 421 top-level and nested documents with publisher release, fiscal year, rule stage, snapshot date, format, bytes, SHA-256, parse disposition, source limits, current-release state, and exact Bronze lineage.

**Grain.** One row per acquired top-level CMS asset or recursively indexed archive document.

| column | type | meaning |
|---|---|---|
| corpus_snapshot_date | date |  |
| asset_id | string |  |
| source_family | string |  |
| fiscal_year | int |  |
| rule_stage | string |  |
| snapshot_date | date |  |
| title | string |  |
| asset_source_url | string |  |
| publisher_page_url | string |  |
| publisher_filename | string |  |
| document_path | string |  |
| parent_document_path | string |  |
| archive_depth | int |  |
| actual_format | string |  |
| byte_count | bigint |  |
| document_sha256 | string |  |
| direct_archive_member_count | int |  |
| parse_disposition | string |  |
| is_current_release | boolean |  |
| quality_flags | string |  |
| is_analytics_eligible | boolean |  |
| observed_period | date |  |
| asserted_at | date |  |
| effective_period_start | date |  |
| effective_period_end | date |  |
| cms_vintage_sequence | int |  |
| parse_revision | int |  |
| parser_artifact_hash | string |  |
| source_url | string |  |
| sha256_content_hash | string |  |
| source_id | string |  |
| is_current | boolean |  |
| bronze_object_key | string |  |
| s3_version_id | string |  |
| vintage_tag | string |  |
| drug_source_version_id | string |  |

Query it: `query_substrate` with `SELECT ... FROM medicare_silver.ipps_payment_source_asset WHERE ... LIMIT 100`; read `describe_data_source("medicare_silver.ipps_payment_source_asset")` first.