Pith Number

pith:J73AOGNF

pith:2017:J73AOGNFTFEAIQNQRY5YZG5IT5

not attested not anchored not stored refs pending

Causal Inference in Travel Demand Modeling (and the lack thereof)

Joan Walker, Timothy Brathwaite

arxiv:1706.07502 v2 · 2017-06-22 · 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{J73AOGNFTFEAIQNQRY5YZG5IT5}

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	2026-05-18T00:27:09.443328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ff60719a599480441b08e3b8c9ba89f4425346d14210db0332aeb725e84f6b6

Aliases

arxiv: 1706.07502 · arxiv_version: 1706.07502v2 · doi: 10.48550/arxiv.1706.07502 · pith_short_12: J73AOGNFTFEA · pith_short_16: J73AOGNFTFEAIQNQ · pith_short_8: J73AOGNF

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/J73AOGNFTFEAIQNQRY5YZG5IT5 \
  | 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: 4ff60719a599480441b08e3b8c9ba89f4425346d14210db0332aeb725e84f6b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "819ab0370b1d182ec749c4e4260b824534ca5c0396735982a734321d603634f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2017-06-22T21:54:17Z",
    "title_canon_sha256": "3c6fcc1ee5eca9d32c3d07324418e5775619377f37bd3f4d65defb16c6ce568d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.07502",
    "kind": "arxiv",
    "version": 2
  }
}