Pith Number

pith:2U6VKNZ4

pith:2009:2U6VKNZ4R5MW4SLRPAXUWEFO3M

not attested not anchored not stored refs pending

Variational local moment approach: from Kondo effect to Mott transition in correlated electron systems

Anna Kauch, Krzysztof Byczuk

arxiv:0912.4278 v1 · 2009-12-21 · 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{2U6VKNZ4R5MW4SLRPAXUWEFO3M}

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	2026-05-18T04:07:41.910035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d53d55373c8f596e4971782f4b10aedb13e5dbb69b04750a9f8fa72b9ab28dde

Aliases

arxiv: 0912.4278 · arxiv_version: 0912.4278v1 · doi: 10.48550/arxiv.0912.4278 · pith_short_12: 2U6VKNZ4R5MW · pith_short_16: 2U6VKNZ4R5MW4SLR · pith_short_8: 2U6VKNZ4

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/2U6VKNZ4R5MW4SLRPAXUWEFO3M \
  | 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: d53d55373c8f596e4971782f4b10aedb13e5dbb69b04750a9f8fa72b9ab28dde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f70f16b43191d0a8e8b97ac033300b1529cec59304114841f111569ffaecdd79",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2009-12-21T22:20:12Z",
    "title_canon_sha256": "4d0a264eeb0c940583ab2a26c1b7d76b196951e56abbf9cc75a7c52abf4bee6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.4278",
    "kind": "arxiv",
    "version": 1
  }
}