Pith Number

pith:W3RY33IZ

pith:2015:W3RY33IZDLCXPLG352CHSCQWSV

not attested not anchored not stored refs pending

Randomness and Arbitrary Coordination in the Reactive Ultimatum Game

Luis C. Lamb, Pablo A. Valverde, Roberto da Silva

arxiv:1511.06775 v1 · 2015-11-20 · 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{W3RY33IZDLCXPLG352CHSCQWSV}

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	2026-05-18T01:20:33.058237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6e38ded191ac577acdbee84790a16955fb593b24a1455d9a37a9fe47f9374f6

Aliases

arxiv: 1511.06775 · arxiv_version: 1511.06775v1 · doi: 10.48550/arxiv.1511.06775 · pith_short_12: W3RY33IZDLCX · pith_short_16: W3RY33IZDLCXPLG3 · pith_short_8: W3RY33IZ

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/W3RY33IZDLCXPLG352CHSCQWSV \
  | 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: b6e38ded191ac577acdbee84790a16955fb593b24a1455d9a37a9fe47f9374f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c700bf7474e213b5d200a7e95af253de3ac10d7248a96fea68a5f4476b014fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2015-11-20T21:18:31Z",
    "title_canon_sha256": "9ef456965981e6ce0fee99aafc6a32c594be9b78e6b0f352aaea88ab2a9c5fdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06775",
    "kind": "arxiv",
    "version": 1
  }
}