Pith Number

pith:RP2JZGII

pith:2025:RP2JZGII5DIKKQGCJXY5NPWCLS

not attested not anchored not stored refs pending

Quantifying Diagnostic Signal Decay in Dementia: A National Study of Medicare Hospitalization Data

Chirag J. Patel, Christine S. Ritchie, Daniel Mork, Daniel T. Ortega, Deborah Blacker, Federica Spoto, Francesca Dominici, Hossein Estiri, Jiazi Tian, Jonas H\"ugel

arxiv:2506.14669 v1 · 2025-06-17 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RP2JZGII5DIKKQGCJXY5NPWCLS}

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	2026-07-05T11:23:00.520182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bf49c9908e8d0a540c24df1d6bec25ca19ebbcce099ea0dc355216ad526d6eb

Aliases

arxiv: 2506.14669 · arxiv_version: 2506.14669v1 · doi: 10.48550/arxiv.2506.14669 · pith_short_12: RP2JZGII5DIK · pith_short_16: RP2JZGII5DIKKQGC · pith_short_8: RP2JZGII

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/RP2JZGII5DIKKQGCJXY5NPWCLS \
  | 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: 8bf49c9908e8d0a540c24df1d6bec25ca19ebbcce099ea0dc355216ad526d6eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56a342e098eb7a3ab326d4f62ec0c042a64031c6b02a925b5b39bf88498798f7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2025-06-17T16:02:11Z",
    "title_canon_sha256": "a3efd0b9e1ca15f1f0805f77f4e776e129aeb743dc2e90d33c22b5ac17181c68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.14669",
    "kind": "arxiv",
    "version": 1
  }
}