Pith Number

pith:3X3YMKRZ

pith:2013:3X3YMKRZCCRJCUN7IFLBWE3W4K

not attested not anchored not stored refs pending

Combining smart card data and household travel survey to analyze jobs-housing relationships in Beijing

Jean-Claude Thill, Ying Long

arxiv:1309.5993 v1 · 2013-09-23 · cs.SI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3X3YMKRZCCRJCUN7IFLBWE3W4K}

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	2026-05-18T03:12:24.472623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddf7862a3910a29151bf41561b1376e2b0364454c6432063de4b9714473e5ae7

Aliases

arxiv: 1309.5993 · arxiv_version: 1309.5993v1 · doi: 10.48550/arxiv.1309.5993 · pith_short_12: 3X3YMKRZCCRJ · pith_short_16: 3X3YMKRZCCRJCUN7 · pith_short_8: 3X3YMKRZ

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/3X3YMKRZCCRJCUN7IFLBWE3W4K \
  | 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: ddf7862a3910a29151bf41561b1376e2b0364454c6432063de4b9714473e5ae7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "035c25e73457e0a5f36a6e1fe48d11bb0783925b67422b096ad8882d176f3efa",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2013-09-23T21:52:16Z",
    "title_canon_sha256": "6f786e5f2d2b5ef5058404bba3a2c5caf907fb27ad8a2aef3d51e81b92091c10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.5993",
    "kind": "arxiv",
    "version": 1
  }
}