Pith Number

pith:RTD56G3F

pith:2016:RTD56G3FJO6GQZGB2SMZP7B5IY

not attested not anchored not stored refs pending

Instrumental Variable with Competing Risk Model

Cheng Zheng, Mei-Jie Zhang, Parameswaran Hari, Ran Dai

arxiv:1603.01874 v2 · 2016-03-06 · 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{RTD56G3FJO6GQZGB2SMZP7B5IY}

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	2026-05-18T00:55:58.209084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cc7df1b654bbc6864c1d49997fc3d4625174bcd69ea7f1125acb5f530052911

Aliases

arxiv: 1603.01874 · arxiv_version: 1603.01874v2 · doi: 10.48550/arxiv.1603.01874 · pith_short_12: RTD56G3FJO6G · pith_short_16: RTD56G3FJO6GQZGB · pith_short_8: RTD56G3F

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/RTD56G3FJO6GQZGB2SMZP7B5IY \
  | 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: 8cc7df1b654bbc6864c1d49997fc3d4625174bcd69ea7f1125acb5f530052911

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbae2a69b4af1b809359f511610d50ae9977ca56cc1c985ff27eba87ca755dde",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2016-03-06T20:50:10Z",
    "title_canon_sha256": "82036500fcb3f25f5ed0b7dcf0c81d994333e2c8bacded8c4afc2a328fdafc6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.01874",
    "kind": "arxiv",
    "version": 2
  }
}