Pith Number

pith:DAILRIKC

pith:2014:DAILRIKCUGYAQZIBKFJGTZ3LF4

not attested not anchored not stored refs pending

Variable-Ratio Matching with Fine Balance in a Study of Peer Health Exchange

Frank Yoon, Luke Keele, Sam Pimentel

arxiv:1410.4723 v2 · 2014-10-17 · 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{DAILRIKCUGYAQZIBKFJGTZ3LF4}

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	2026-05-18T02:39:39.911653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1810b8a142a1b0086501515269e76b2f0f8448cf189f669f4621056437d8ae13

Aliases

arxiv: 1410.4723 · arxiv_version: 1410.4723v2 · doi: 10.48550/arxiv.1410.4723 · pith_short_12: DAILRIKCUGYA · pith_short_16: DAILRIKCUGYAQZIB · pith_short_8: DAILRIKC

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/DAILRIKCUGYAQZIBKFJGTZ3LF4 \
  | 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: 1810b8a142a1b0086501515269e76b2f0f8448cf189f669f4621056437d8ae13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f74bec85664b86124af8f17695c8275d4352519703b5c51287cf83b0a582403",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2014-10-17T13:52:10Z",
    "title_canon_sha256": "661125540202c14e476c107af2f16d0ec8d3dc2ebd9def3a5770885215474c41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.4723",
    "kind": "arxiv",
    "version": 2
  }
}