Pith Number

pith:WM7SDVJC

pith:2018:WM7SDVJCQJEZOUGZBFKMRSPOPD

not attested not anchored not stored refs pending

Estimating Population Average Causal Effects in the Presence of Non-Overlap: The Effect of Natural Gas Compressor Station Exposure on Cancer Mortality

Fabrizia Mealli, Francesca Dominici, Rachel C. Nethery

arxiv:1805.09736 v2 · 2018-05-24 · 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{WM7SDVJCQJEZOUGZBFKMRSPOPD}

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	2026-05-18T00:05:45.486991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b33f21d52282499750d90954c8c9ee78c6eb439ee171a175eeb1165be7f91754

Aliases

arxiv: 1805.09736 · arxiv_version: 1805.09736v2 · doi: 10.48550/arxiv.1805.09736 · pith_short_12: WM7SDVJCQJEZ · pith_short_16: WM7SDVJCQJEZOUGZ · pith_short_8: WM7SDVJC

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/WM7SDVJCQJEZOUGZBFKMRSPOPD \
  | 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: b33f21d52282499750d90954c8c9ee78c6eb439ee171a175eeb1165be7f91754

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baa43b7d2a5b9b34b7554009b7a7be8a7415c4748449044f8dd2adcc4972b262",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2018-05-24T15:42:39Z",
    "title_canon_sha256": "fb322cf123a3c12fb102cf00c420fdb9cfd70b20e001d01e879fdebc86ee911f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.09736",
    "kind": "arxiv",
    "version": 2
  }
}