Pith Number

pith:MVFX76YC

pith:2015:MVFX76YCEVLOL7IJVBKGUDBBHQ

not attested not anchored not stored refs pending

Competition and cooperation among different punishing strategies in the spatial public goods game

Attila Szolnoki, Matjaz Perc, Xiaojie Chen

arxiv:1508.03325 v1 · 2015-08-13 · physics.soc-ph · cs.GT · 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{MVFX76YCEVLOL7IJVBKGUDBBHQ}

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	2026-05-18T01:35:21.087427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

654b7ffb022556e5fd09a8546a0c213c33e2d236923be6b4a39c4d60ea7be902

Aliases

arxiv: 1508.03325 · arxiv_version: 1508.03325v1 · doi: 10.48550/arxiv.1508.03325 · pith_short_12: MVFX76YCEVLO · pith_short_16: MVFX76YCEVLOL7IJ · pith_short_8: MVFX76YC

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/MVFX76YCEVLOL7IJVBKGUDBBHQ \
  | 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: 654b7ffb022556e5fd09a8546a0c213c33e2d236923be6b4a39c4d60ea7be902

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94324acde0ed5c70f693749957edf9914d4be4b1e1b5dec993dad2a54ebf6bdf",
    "cross_cats_sorted": [
      "cs.GT",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2015-08-13T19:48:00Z",
    "title_canon_sha256": "b06a62dd336d5651b78d363592035c852e89ff0014b314883c31f818faa932e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.03325",
    "kind": "arxiv",
    "version": 1
  }
}