Pith Number

pith:J7YWG2S6

pith:2019:J7YWG2S6EBJA5SXRG3QO26KCP3

not attested not anchored not stored refs pending

Modeling the Causal Effect of Treatment Initiation Time on Survival: Application to HIV/TB Co-infection

Abraham Siika, Ann W. Mwangi, Joseph W. Hogan, Liangyuan Hu

arxiv:1904.01932 v1 · 2019-04-02 · stat.AP · 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{J7YWG2S6EBJA5SXRG3QO26KCP3}

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	2026-05-17T23:49:29.241187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ff1636a5e20520ecaf136e0ed79427ecb9de94b82daa2c71b04714219923104

Aliases

arxiv: 1904.01932 · arxiv_version: 1904.01932v1 · doi: 10.48550/arxiv.1904.01932 · pith_short_12: J7YWG2S6EBJA · pith_short_16: J7YWG2S6EBJA5SXR · pith_short_8: J7YWG2S6

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/J7YWG2S6EBJA5SXRG3QO26KCP3 \
  | 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: 4ff1636a5e20520ecaf136e0ed79427ecb9de94b82daa2c71b04714219923104

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5df91f5e36eabaaa3957df3c3191bf44c105f39deaa0f60e60fcd63dccfde22b",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2019-04-02T16:57:31Z",
    "title_canon_sha256": "c0e03bf016c0cc4f4408d428ed7f97c67101bf09a69beba1d70e4d2aa857e436"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01932",
    "kind": "arxiv",
    "version": 1
  }
}