Pith Number

pith:SPREEX7D

pith:2013:SPREEX7DDXBV55UE4LOFHFMY5H

not attested not anchored not stored refs pending

Clustering Chinese Regional Cultures with Online-gaming Data

Wenli Mao, Xianwen Wang

arxiv:1307.7208 v1 · 2013-07-27 · cs.CY · cs.SI · physics.data-an · 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{SPREEX7DDXBV55UE4LOFHFMY5H}

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	2026-05-18T03:17:23.898939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93e2425fe31dc35ef684e2dc539598e9dbf2c0c848002516e3d7a60f7882c8d3

Aliases

arxiv: 1307.7208 · arxiv_version: 1307.7208v1 · doi: 10.48550/arxiv.1307.7208 · pith_short_12: SPREEX7DDXBV · pith_short_16: SPREEX7DDXBV55UE · pith_short_8: SPREEX7D

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/SPREEX7DDXBV55UE4LOFHFMY5H \
  | 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: 93e2425fe31dc35ef684e2dc539598e9dbf2c0c848002516e3d7a60f7882c8d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b95a654d5cbe26d9e8bcae4e8adcc78376feda0361e98a02f1d83f2979e2340",
    "cross_cats_sorted": [
      "cs.SI",
      "physics.data-an",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2013-07-27T02:30:45Z",
    "title_canon_sha256": "d87a4ee70803e0fde0d52ab9e870fb4d8c9f56ab5a32de691ad791fa73cde039"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.7208",
    "kind": "arxiv",
    "version": 1
  }
}