Pith Number

pith:AQCPN7N7

pith:2018:AQCPN7N7BLJWLZFDDID7ALBDXR

not attested not anchored not stored refs pending

Urban scaling of football followership on Twitter

Attila Soti, Eszter Bokanyi, Gabor Vattay

arxiv:1812.04453 v1 · 2018-12-11 · cs.SI · cond-mat.dis-nn · 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{AQCPN7N7BLJWLZFDDID7ALBDXR}

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	2026-05-17T23:58:32.064648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0404f6fdbf0ad365e4a31a07f02c23bc46ce3ca2aabb83a6cb52e4005a0f8316

Aliases

arxiv: 1812.04453 · arxiv_version: 1812.04453v1 · doi: 10.48550/arxiv.1812.04453 · pith_short_12: AQCPN7N7BLJW · pith_short_16: AQCPN7N7BLJWLZFD · pith_short_8: AQCPN7N7

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/AQCPN7N7BLJWLZFDDID7ALBDXR \
  | 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: 0404f6fdbf0ad365e4a31a07f02c23bc46ce3ca2aabb83a6cb52e4005a0f8316

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ae6ec7b2e6bc4b639c8b7bcda596808c61a26ecef8256ea03398957f16cebfa",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2018-12-11T15:10:38Z",
    "title_canon_sha256": "c86040279ec7d7a0c34abdb1a51a02fac0f952e9c43aa128cfb2489dffcb3f5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.04453",
    "kind": "arxiv",
    "version": 1
  }
}