Pith Number

pith:GUU6WWU6

pith:2021:GUU6WWU6CDV44TY3VO4BF4CHVQ

not attested not anchored not stored refs pending

Measuring performance for end-of-life care

Deborah Schrag, Francesca Dominici, Kyu Ha Lee, Sebastien Haneuse, Sharon-Lise Normand

arxiv:2105.08776 v1 · 2021-05-18 · 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{GUU6WWU6CDV44TY3VO4BF4CHVQ}

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	2026-07-05T02:41:33.558919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3529eb5a9e10ebce4f1babb812f047ac383bcf2a8e5ad4eb9c0b2f48663e6c43

Aliases

arxiv: 2105.08776 · arxiv_version: 2105.08776v1 · doi: 10.48550/arxiv.2105.08776 · pith_short_12: GUU6WWU6CDV4 · pith_short_16: GUU6WWU6CDV44TY3 · pith_short_8: GUU6WWU6

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/GUU6WWU6CDV44TY3VO4BF4CHVQ \
  | 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: 3529eb5a9e10ebce4f1babb812f047ac383bcf2a8e5ad4eb9c0b2f48663e6c43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8758126aecd4172f08dd3275906480cafe246a51856fee93959e0dff321a0b6b",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2021-05-18T18:49:06Z",
    "title_canon_sha256": "fd8efa051404a4db81c76c2801d25aa1a70be60e888acc08d84e518be4e49ac5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.08776",
    "kind": "arxiv",
    "version": 1
  }
}