Pith Number

pith:NTZA7CT3

pith:2025:NTZA7CT3F2W6YIGLRQYIONCZQP

not attested not anchored not stored refs pending

Inter-role reciprocity in evolutionary trust game on square lattices

Attila Szolnoki, Chaoqian Wang, Wei Zhang, Xinwei Wang

arxiv:2508.06685 v1 · 2025-08-08 · physics.soc-ph · cs.GT · nlin.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NTZA7CT3F2W6YIGLRQYIONCZQP}

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	2026-07-05T11:51:04.970444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cf20f8a7b2eadec20cb8c3087345983e842170f31b368ccf5a4db3076e07a31

Aliases

arxiv: 2508.06685 · arxiv_version: 2508.06685v1 · doi: 10.48550/arxiv.2508.06685 · pith_short_12: NTZA7CT3F2W6 · pith_short_16: NTZA7CT3F2W6YIGL · pith_short_8: NTZA7CT3

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/NTZA7CT3F2W6YIGLRQYIONCZQP \
  | 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: 6cf20f8a7b2eadec20cb8c3087345983e842170f31b368ccf5a4db3076e07a31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47afa9783bc59b8f60b1f02e4c376ac15b26b07f8d71c1860ed3485a19984038",
    "cross_cats_sorted": [
      "cs.GT",
      "nlin.CG"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2025-08-08T20:17:39Z",
    "title_canon_sha256": "1dc0dcdef33112f9f538595cd5b7bcb3c000e83c28dec65e6486f31f418d0659"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.06685",
    "kind": "arxiv",
    "version": 1
  }
}