Pith Number

pith:E4O23BKZ

pith:2018:E4O23BKZHGDL3Z6HECYOE3JZZU

not attested not anchored not stored refs pending

Quantile contours and allometric modelling for risk classification of abnormal ratios with an application to asymmetric growth-restriction in preterm infants

Alessio Farcomeni, Jeffrey D. Horbar, Marco Geraci, Nansi S. Boghossian

arxiv:1807.07958 v2 · 2018-07-19 · 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{E4O23BKZHGDL3Z6HECYOE3JZZU}

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	2026-05-17T23:43:56.599594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

271dad85593986bde7c720b0e26d39cd2fb5d85c5180d6820e3e00d10f2c8fbc

Aliases

arxiv: 1807.07958 · arxiv_version: 1807.07958v2 · doi: 10.48550/arxiv.1807.07958 · pith_short_12: E4O23BKZHGDL · pith_short_16: E4O23BKZHGDL3Z6H · pith_short_8: E4O23BKZ

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/E4O23BKZHGDL3Z6HECYOE3JZZU \
  | 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: 271dad85593986bde7c720b0e26d39cd2fb5d85c5180d6820e3e00d10f2c8fbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de99a7a0476c31e181c1e715f7e2091e9eb1f54c066474a99cb74f90b5d96f16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2018-07-19T19:49:28Z",
    "title_canon_sha256": "7a63bad21ce55b37ae9ae3c61f8ebe0d7c6aef73bb2618412997afa5087c42b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.07958",
    "kind": "arxiv",
    "version": 2
  }
}