Pith Number

pith:TZFXD3SH

pith:2020:TZFXD3SHSSANF77JLKIVKYJPEO

not attested not anchored not stored refs pending

Estimating heterogeneous survival treatment effect in observational data using machine learning

Fan Li, Jiayi Ji, Liangyuan Hu

arxiv:2008.07044 v4 · 2020-08-17 · stat.AP · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TZFXD3SHSSANF77JLKIVKYJPEO}

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	2026-07-05T02:56:03.790473Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e4b71ee479480d2ffe95a9155612f238481a4f8b920f1ab1899cce9958ab4b0

Aliases

arxiv: 2008.07044 · arxiv_version: 2008.07044v4 · doi: 10.48550/arxiv.2008.07044 · pith_short_12: TZFXD3SHSSAN · pith_short_16: TZFXD3SHSSANF77J · pith_short_8: TZFXD3SH

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/TZFXD3SHSSANF77JLKIVKYJPEO \
  | 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: 9e4b71ee479480d2ffe95a9155612f238481a4f8b920f1ab1899cce9958ab4b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d3377e96854502201c793531c3bd8620f2091810525c59c171b5172d35dd401",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2020-08-17T01:02:14Z",
    "title_canon_sha256": "73bd3b378c9d465faac1c62425d591160f79f1c20b6059d6e64bfd6c23620253"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.07044",
    "kind": "arxiv",
    "version": 4
  }
}