Pith Number

pith:4IQAAFWN

pith:2011:4IQAAFWNS2ZUUVUEKYLWGM7M5O

not attested not anchored not stored refs pending

Master equation approach to the intra-urban passenger flow and application to the Metropolitan Seoul Subway system

Jong Soo Park, Keumsook Lee, M. Y. Choi, Segun Goh, Woo-Sung Jung

arxiv:1104.0368 v1 · 2011-04-03 · physics.soc-ph · cond-mat.stat-mech · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4IQAAFWNS2ZUUVUEKYLWGM7M5O}

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	2026-05-18T04:25:04.148718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2200016cd96b34a568456176333eceb9ab4ee2911f8d1899da82c69632fcef1

Aliases

arxiv: 1104.0368 · arxiv_version: 1104.0368v1 · doi: 10.48550/arxiv.1104.0368 · pith_short_12: 4IQAAFWNS2ZU · pith_short_16: 4IQAAFWNS2ZUUVUE · pith_short_8: 4IQAAFWN

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/4IQAAFWNS2ZUUVUEKYLWGM7M5O \
  | 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: e2200016cd96b34a568456176333eceb9ab4ee2911f8d1899da82c69632fcef1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "339e0460e7bb7c86ca7f57c05634a39908562211d6441abcf1ce84add31005f7",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2011-04-03T09:39:29Z",
    "title_canon_sha256": "06e67c9a585c7e8cf7a49ab16396dfd4d9d6b751655a1f6f84104d8c8a138fc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0368",
    "kind": "arxiv",
    "version": 1
  }
}