Pith Number

pith:NWXQHY2Q

pith:2026:NWXQHY2QEY4LIXT4HJDF2PDCWC

not attested not anchored not stored refs pending

Statistical Learning of Pediatric Mental Health-Related Emergency Department Visits Across COVID-19 Pandemic Periods

Anqi A. Chen, Rhonda J. Rosychuk, X. Joan Hu

arxiv:2607.26210 v1 · 2026-07-28 · stat.AP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NWXQHY2QEY4LIXT4HJDF2PDCWC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-30T00:08:43.294067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

6daf03e3502638b45e7c3a465d3c62b0ac27ade04f203ca0c67196fbf91462ca

Aliases

arxiv: 2607.26210 · arxiv_version: 2607.26210v1 · doi: 10.48550/arxiv.2607.26210 · pith_short_12: NWXQHY2QEY4L · pith_short_16: NWXQHY2QEY4LIXT4 · pith_short_8: NWXQHY2Q

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/NWXQHY2QEY4LIXT4HJDF2PDCWC \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 6daf03e3502638b45e7c3a465d3c62b0ac27ade04f203ca0c67196fbf91462ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95516190f40af19f252921aaf056cf2de412686ac72061feed9654445b4e9440",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2026-07-28T19:18:30Z",
    "title_canon_sha256": "d9254131b72fc3c8a8e9b1cdf8d30e6fec51b40fa136e0f66d20bd91ad0d5c65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.26210",
    "kind": "arxiv",
    "version": 1
  }
}