Pith Number

pith:TZXETRXJ

pith:2015:TZXETRXJS5QCSMBHS6B3EYUKOR

not attested not anchored not stored refs pending

Urban transfer entropy across scales

Carlos Gershenson, Michael Batty, Roberto Murcio, Robin Morphet

arxiv:1505.02761 v1 · 2015-05-08 · 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{TZXETRXJS5QCSMBHS6B3EYUKOR}

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	2026-05-18T01:20:36.538756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e6e49c6e997602930279783b2628a7458456ba802677367ba020c54a24f136c

Aliases

arxiv: 1505.02761 · arxiv_version: 1505.02761v1 · doi: 10.48550/arxiv.1505.02761 · pith_short_12: TZXETRXJS5QC · pith_short_16: TZXETRXJS5QCSMBH · pith_short_8: TZXETRXJ

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/TZXETRXJS5QCSMBHS6B3EYUKOR \
  | 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: 9e6e49c6e997602930279783b2628a7458456ba802677367ba020c54a24f136c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35f992b4a415baa93fbf0b636945929264258fc9d5ee15e402d5ffabc66c6e3e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2015-05-08T14:02:09Z",
    "title_canon_sha256": "94f30ada0a6498a4236c128b9914fbbcccf3cab64cbaf699327a275c3e496cde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02761",
    "kind": "arxiv",
    "version": 1
  }
}