Pith Number

pith:UYFIJFXD

pith:2012:UYFIJFXDX2PPUP75AN2V6HRLRF

not attested not anchored not stored refs pending

Self-organization of punishment in structured populations

Attila Szolnoki, Matjaz Perc

arxiv:1203.6900 v1 · 2012-03-30 · physics.soc-ph · cond-mat.stat-mech · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UYFIJFXDX2PPUP75AN2V6HRLRF}

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	2026-05-18T03:57:40.159166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a60a8496e3be9efa3ffd03755f1e2b89733756c01544b66e699acccd6eea6668

Aliases

arxiv: 1203.6900 · arxiv_version: 1203.6900v1 · doi: 10.48550/arxiv.1203.6900 · pith_short_12: UYFIJFXDX2PP · pith_short_16: UYFIJFXDX2PPUP75 · pith_short_8: UYFIJFXD

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/UYFIJFXDX2PPUP75AN2V6HRLRF \
  | 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: a60a8496e3be9efa3ffd03755f1e2b89733756c01544b66e699acccd6eea6668

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb0ef40e1d3bd93c27e368929c5cdf94ad60088a90ebfa94710e53dd4b3fb3dd",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2012-03-30T19:57:14Z",
    "title_canon_sha256": "3a1680f315048bbd4ea0d0e58e8c8f05a2530f3e77aefcd91e338f46c54613fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.6900",
    "kind": "arxiv",
    "version": 1
  }
}