Pith Number

pith:4KGJFEWS

pith:2018:4KGJFEWSNX4VW2Q5DPX7M3HESN

not attested not anchored not stored refs pending

Cooperation dynamics of generalized reciprocity in state-based social dilemmas

Lasko Basnarkov, Ljupco Kocarev, Viktor Stojkoski, Zoran Utkovski

arxiv:1803.00112 v3 · 2018-02-28 · 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{4KGJFEWSNX4VW2Q5DPX7M3HESN}

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	2026-05-17T23:52:27.500966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e28c9292d26df95b6a1d1beff66ce493655aab524ac6b9030c5929199a320d94

Aliases

arxiv: 1803.00112 · arxiv_version: 1803.00112v3 · doi: 10.48550/arxiv.1803.00112 · pith_short_12: 4KGJFEWSNX4V · pith_short_16: 4KGJFEWSNX4VW2Q5 · pith_short_8: 4KGJFEWS

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/4KGJFEWSNX4VW2Q5DPX7M3HESN \
  | 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: e28c9292d26df95b6a1d1beff66ce493655aab524ac6b9030c5929199a320d94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7cb1ebf50e6b824724cf925923ffa36249481b635342f914b1cf398a72028a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2018-02-28T22:15:32Z",
    "title_canon_sha256": "575dea59a9cea790b38c827203246d98a7d40bd725d33b92afefcbaa105fe318"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00112",
    "kind": "arxiv",
    "version": 3
  }
}