Pith Number

pith:U5TUF6EJ

pith:2004:U5TUF6EJLRMCQ73PB63NCMMQRO

not attested not anchored not stored refs pending

Quantum replica approach to the under-screened Kondo model

I. Paul, P. Coleman

arxiv:cond-mat/0404001 v5 · 2004-04-01 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U5TUF6EJLRMCQ73PB63NCMMQRO}

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	2026-07-04T16:46:01.338801Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a76742f8895c58287f6f0fb6d131908b8dbba17062993d8bab6ae97c6844c785

Aliases

arxiv: cond-mat/0404001 · arxiv_version: cond-mat/0404001v5 · doi: 10.48550/arxiv.cond-mat/0404001 · pith_short_12: U5TUF6EJLRMC · pith_short_16: U5TUF6EJLRMCQ73P · pith_short_8: U5TUF6EJ

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/U5TUF6EJLRMCQ73PB63NCMMQRO \
  | 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: a76742f8895c58287f6f0fb6d131908b8dbba17062993d8bab6ae97c6844c785

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7b2100ff230f43bb54b00a1918462e02bdc5875379201777fe56b14938a6cbd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2004-04-01T18:15:22Z",
    "title_canon_sha256": "db0554a4011dcc6dc8eee0b4833816b728ec2204972c9d145bfe89a9d7209344"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0404001",
    "kind": "arxiv",
    "version": 5
  }
}