Pith Number

pith:2R4RFSVS

pith:2018:2R4RFSVSKR5SRW7KJA64FZULP6

not attested not anchored not stored refs pending

Promoting cooperation by punishing minority

Han-Xin Yang, Xiaojie Chen

arxiv:1802.01257 v1 · 2018-02-05 · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2R4RFSVSKR5SRW7KJA64FZULP6}

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	2026-05-18T00:24:26.936571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d47912cab2547b28dbea483dc2e68b7fad6f30ce8bfb83737d54fede0724e8fa

Aliases

arxiv: 1802.01257 · arxiv_version: 1802.01257v1 · doi: 10.48550/arxiv.1802.01257 · pith_short_12: 2R4RFSVSKR5S · pith_short_16: 2R4RFSVSKR5SRW7K · pith_short_8: 2R4RFSVS

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/2R4RFSVSKR5SRW7KJA64FZULP6 \
  | 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: d47912cab2547b28dbea483dc2e68b7fad6f30ce8bfb83737d54fede0724e8fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41e819578675ba98ae1b779abec1f67dcd1a79b5a881a2b3c30a92ea78355ff3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2018-02-05T04:04:28Z",
    "title_canon_sha256": "68ceb01e802d257bfbac0e6e70af9b7f1c553397868c92c074b525e885fd4813"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01257",
    "kind": "arxiv",
    "version": 1
  }
}