Pith Number

pith:A72CXRWQ

pith:2011:A72CXRWQUL7PAMQLVAB2AS2PO3

not attested not anchored not stored refs pending

The stochastic matching problem

Abolfazl Ramezanpour, Alfredo Braunstein, Fabrizio Altarelli, Riccardo Zecchina

arxiv:1105.3657 v1 · 2011-05-18 · cond-mat.stat-mech · cond-mat.dis-nn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A72CXRWQUL7PAMQLVAB2AS2PO3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:14:28.263391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07f42bc6d0a2fef0320ba803a04b4f76f9b651f96d1a346299d4b5103625ba6b

Aliases

arxiv: 1105.3657 · arxiv_version: 1105.3657v1 · doi: 10.48550/arxiv.1105.3657 · pith_short_12: A72CXRWQUL7P · pith_short_16: A72CXRWQUL7PAMQL · pith_short_8: A72CXRWQ

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/A72CXRWQUL7PAMQLVAB2AS2PO3 \
  | 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: 07f42bc6d0a2fef0320ba803a04b4f76f9b651f96d1a346299d4b5103625ba6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a62bf204d1bdf7d555dd61e394a958d6bf49aee79f596f08020715a44fbfa6d",
    "cross_cats_sorted": [
      "cond-mat.dis-nn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2011-05-18T15:06:08Z",
    "title_canon_sha256": "e48c44836dfde5faee7445ccf6ecd9b8a5285e0d2995439680f81887e412e3d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.3657",
    "kind": "arxiv",
    "version": 1
  }
}