Pith Number

pith:7MMGGKCO

pith:2017:7MMGGKCOYM43VRIC3CE5EPYCYK

not attested not anchored not stored refs pending

Statistical physics of human cooperation

Attila Szolnoki, David G. Rand, Jillian J. Jordan, Matjaz Perc, Stefano Boccaletti, Zhen Wang

arxiv:1705.07161 v1 · 2017-05-19 · physics.soc-ph · cond-mat.stat-mech · cs.SI · nlin.AO · 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{7MMGGKCOYM43VRIC3CE5EPYCYK}

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	2026-05-18T00:40:28.364277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb1863284ec339bac502d889d23f02c29ce37726acef87b723ec65bc66f6fc85

Aliases

arxiv: 1705.07161 · arxiv_version: 1705.07161v1 · doi: 10.48550/arxiv.1705.07161 · pith_short_12: 7MMGGKCOYM43 · pith_short_16: 7MMGGKCOYM43VRIC · pith_short_8: 7MMGGKCO

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/7MMGGKCOYM43VRIC3CE5EPYCYK \
  | 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: fb1863284ec339bac502d889d23f02c29ce37726acef87b723ec65bc66f6fc85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd9b549edfb870087d5758d63b1395a25b8e978d95757da8eaa6acfe5149e0b1",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "cs.SI",
      "nlin.AO",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2017-05-19T19:44:13Z",
    "title_canon_sha256": "e23e458abf4ddf9afb52922f05f765556d5935492e43999a8c7d4b7a13cb02d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.07161",
    "kind": "arxiv",
    "version": 1
  }
}