Pith Number

pith:GQ4B76EP

pith:2022:GQ4B76EPPQJOV2G6UFEZGVU6V4

not attested not anchored not stored refs pending

How much of the past matters? Using dynamic survival models for the monitoring of potassium in heart failure patients using electronic health records

Andrea Di Lenarda, Arjuna Scagnetto, Caterina Gregorio, Francesca Ieva, Giulia Barbati

arxiv:2204.05870 v6 · 2022-04-12 · stat.ME · 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{GQ4B76EPPQJOV2G6UFEZGVU6V4}

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	2026-07-05T07:07:03.828352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34381ff88f7c12eae8dea14993569eaf2b864fd7981d1cda4bc6160209ee211b

Aliases

arxiv: 2204.05870 · arxiv_version: 2204.05870v6 · doi: 10.48550/arxiv.2204.05870 · pith_short_12: GQ4B76EPPQJO · pith_short_16: GQ4B76EPPQJOV2G6 · pith_short_8: GQ4B76EP

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/GQ4B76EPPQJOV2G6UFEZGVU6V4 \
  | 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: 34381ff88f7c12eae8dea14993569eaf2b864fd7981d1cda4bc6160209ee211b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b3d869d6c8c6352118997775404f1045b7f77feee39c0c3f4fc8b7e91900a41",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2022-04-12T15:09:59Z",
    "title_canon_sha256": "a3be8f6e02391755e1498b563edf5b927b66ecec1474081fd8e065d809015a3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.05870",
    "kind": "arxiv",
    "version": 6
  }
}