Pith Number

pith:R4NEJNBH

pith:2022:R4NEJNBH4DZICG4E55AV2GQYYR

not attested not anchored not stored refs pending

The Gift That Keeps on Giving: Generosity is Contagious in Multiplayer Online Games

Alexander J. Bisberg, Emilio Ferrara, Emily Chen, Julie Jiang, Yilei Zeng

arxiv:2207.10615 v2 · 2022-07-21 · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4NEJNBH4DZICG4E55AV2GQYYR}

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	2026-07-05T05:05:49.576843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f1a44b427e0f2811b84ef415d1a18c47b2d59a4eed69088e0fc5ae36891da6a

Aliases

arxiv: 2207.10615 · arxiv_version: 2207.10615v2 · doi: 10.48550/arxiv.2207.10615 · pith_short_12: R4NEJNBH4DZI · pith_short_16: R4NEJNBH4DZICG4E · pith_short_8: R4NEJNBH

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/R4NEJNBH4DZICG4E55AV2GQYYR \
  | 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: 8f1a44b427e0f2811b84ef415d1a18c47b2d59a4eed69088e0fc5ae36891da6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1de5daf4d78abdf3bcd4eef669b0789977477c4ae8fdce97cfeaf8553f5ae02d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2022-07-21T17:17:22Z",
    "title_canon_sha256": "0fd4f912ee61880fcf8d46111a1accc9a46e96c5b3e4c660b68ffdb2afc02681"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.10615",
    "kind": "arxiv",
    "version": 2
  }
}