Pith Number

pith:4ETU5PA2

pith:2015:4ETU5PA2X3YCKXQK5BGDJXYUTQ

not attested not anchored not stored refs pending

Studies on the Structure and Dynamics of Urban Bus Networks in Indian Cities

Atanu Chatterjee

arxiv:1512.05909 v1 · 2015-12-18 · 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{4ETU5PA2X3YCKXQK5BGDJXYUTQ}

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	2026-05-18T01:24:05.944524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1274ebc1abef0255e0ae84c34df149c31cea4dc42c02d0009e6878eafba907f

Aliases

arxiv: 1512.05909 · arxiv_version: 1512.05909v1 · doi: 10.48550/arxiv.1512.05909 · pith_short_12: 4ETU5PA2X3YC · pith_short_16: 4ETU5PA2X3YCKXQK · pith_short_8: 4ETU5PA2

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/4ETU5PA2X3YCKXQK5BGDJXYUTQ \
  | 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: e1274ebc1abef0255e0ae84c34df149c31cea4dc42c02d0009e6878eafba907f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3120b5ae10fe4fd47a9384b8b5efdbac8abd321970086703658d275976579104",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2015-12-18T11:41:59Z",
    "title_canon_sha256": "9d646988bce9a3a9a0c4b5f05a9b2d2e6e8fd3c6938343fda736d32bddfb5064"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.05909",
    "kind": "arxiv",
    "version": 1
  }
}