Pith Number

pith:HFL3RI6Z

pith:2019:HFL3RI6ZTVGZJHCX3RRYDP3Z2V

not attested not anchored not stored refs pending

Unraveling the hidden organisation of urban systems and their mobility flows

Giulia Bertagnolli, Manlio De Domenico, Riccardo Gallotti

arxiv:1908.02538 v2 · 2019-08-07 · physics.soc-ph · cond-mat.dis-nn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HFL3RI6ZTVGZJHCX3RRYDP3Z2V}

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.

Cited by

1 paper in Pith

Role Detection in Bicycle-Sharing Networks Using Multilayer Stochastic Block Models

Receipt and verification

First computed	2026-07-05T02:08:28.099396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3957b8a3d99d4d949c57dc6381bf79d55cfe94ef9b4d523adb988ed1c9e5a40b

Aliases

arxiv: 1908.02538 · arxiv_version: 1908.02538v2 · doi: 10.48550/arxiv.1908.02538 · pith_short_12: HFL3RI6ZTVGZ · pith_short_16: HFL3RI6ZTVGZJHCX · pith_short_8: HFL3RI6Z

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/HFL3RI6ZTVGZJHCX3RRYDP3Z2V \
  | 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: 3957b8a3d99d4d949c57dc6381bf79d55cfe94ef9b4d523adb988ed1c9e5a40b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03aaffa14f835381bb1a0c2eba9f7dc74178c8e2919dacee78d655ac914dfcb0",
    "cross_cats_sorted": [
      "cond-mat.dis-nn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2019-08-07T11:38:41Z",
    "title_canon_sha256": "2fbd9efb28e54fe7093f1025aba9c1a970748b84003cde6e379f1f5e7b3e49bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02538",
    "kind": "arxiv",
    "version": 2
  }
}