Pith Number

pith:2OOOVI5E

pith:2013:2OOOVI5EOPNJNZ6KE2D5YYBSC6

not attested not anchored not stored refs pending

Community core detection in transportation networks

Alessandro Chessa, Federica Cerina, Giovanni Santoboni, Luca Secchi, Mario Mureddu, Vincenzo De Leo

arxiv:1304.0141 v2 · 2013-03-30 · physics.soc-ph · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2OOOVI5EOPNJNZ6KE2D5YYBSC6}

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	2026-05-18T01:50:50.775218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d39ceaa3a473da96e7ca2687dc603217b35743f5640650467faf23a46535f2d8

Aliases

arxiv: 1304.0141 · arxiv_version: 1304.0141v2 · doi: 10.48550/arxiv.1304.0141 · pith_short_12: 2OOOVI5EOPNJ · pith_short_16: 2OOOVI5EOPNJNZ6K · pith_short_8: 2OOOVI5E

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/2OOOVI5EOPNJNZ6KE2D5YYBSC6 \
  | 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: d39ceaa3a473da96e7ca2687dc603217b35743f5640650467faf23a46535f2d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c7d2fe6170267a7940f74e841b2acad5ae963e032beb0a6c86d51005bb0baf2",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2013-03-30T21:49:42Z",
    "title_canon_sha256": "d7dbf86276f207ae7a18ca4add1af66404adcf645195933be1ca643849290562"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0141",
    "kind": "arxiv",
    "version": 2
  }
}