{
  "schema_version": "2.0.0",
  "source_index_schema_version": "2.0.0",
  "manifest_kind": "heavy_metal_index_evidence_packet",
  "retrieval_timestamp": "2026-10-11T06:33:25.476Z",
  "page": {
    "slug": "sources/rahma2022-infant-skin-barrier-function-review",
    "title": "Skin Barrier Function in Infants: Update and Outlook",
    "description": null,
    "page_type": "source",
    "audience": [],
    "canonical_url": "https://heavymetalindex.com/sources/rahma2022-infant-skin-barrier-function-review",
    "wiki_doi": null
  },
  "content_pin": {
    "status": "unpinned",
    "reason": "Git history and a matching verified prior manifest are unavailable.",
    "content_hash_scheme": "sha256-utf8-authored-markdown-v2",
    "content_hash_description": "Strip leading YAML; remove only generated hmi-page-history and hmi-page-references marker blocks; trim trailing whitespace and append one LF. Other Markdown bytes are preserved.",
    "content_sha256": "58c64dfc7d0d3a006c714876b9cd072f6ecaa8a42596d2dc2bd4575818032ee0",
    "content_bytes": 12927,
    "metadata_sha256": "15ee72f4515702c7de54a43e8517232a1f6deffe0e5c2cfd5d4d9c990abeb272",
    "metadata_hash_description": "SHA-256 of recursively key-sorted JSON from parsed YAML, excluding updated and numeric sources (generated display metadata). All other frontmatter fields are included.",
    "published_body_sha256": "826bb419569119ce9845e02131223fa939613ac99af9947927a0802fb32963eb",
    "published_body_bytes": 13165,
    "published_checksum_note": "Published-body and full-Markdown checksums describe the build input, including generated display sections. They are not claimed to equal the Git revision's display sections.",
    "markdown_sha256": "a165f3d646f1f5f7515834670af1c2d86f548de7c0b87955a0bf7e440175a54e",
    "markdown_bytes": 14367,
    "git_commit_sha": null,
    "last_commit_sha": null,
    "last_commit_date": null,
    "git_remote": "https://github.com/paleofoundation/heavymetalindex",
    "verify_command": null
  },
  "contributing_sources": [],
  "data_downloads": [],
  "ingest_contract": {
    "metadata_complete": false,
    "ingest_complete": false,
    "gaps": [
      "evidence_fitness",
      "raw_sha256"
    ],
    "completion_note": "Metadata completeness alone does not prove extraction, routing, or primary-source coverage. Completed ingest requires its reconciliation and route audits."
  },
  "license": {
    "prose": "CC BY 4.0",
    "structured_data": "EU database rights reserved — see https://heavymetalindex.com/licensing",
    "attribution": "Heavy Metal Index (heavymetalindex.com), Institute of Contaminant Standards. Cite canonical_url or wiki_doi.",
    "contact": "karen@paleofoundation.com"
  },
  "attestation": {
    "for_use": "Citation, regulatory submission, or peer-review supplementary record.",
    "verifiable_by": "This manifest reports build-input checksums but has no verified Git pin. It cannot establish that these page bytes correspond to a named Git revision.",
    "not_a_certification": "This manifest records publication provenance. It does not certify products or independently validate the page's scientific claims.",
    "license_terms": "https://heavymetalindex.com/licensing"
  },
  "generated_at": "2026-10-09T09:42:02.501Z"
}