Pith Number

pith:CPZSPANM

pith:2006:CPZSPANMIHYHK4SIGFXJRTYPCH

not attested not anchored not stored refs pending

Entanglement entropy of 2D conformal quantum critical points: hearing the shape of a quantum drum

Eduardo Fradkin, Joel E. Moore

arxiv:cond-mat/0605683 v1 · 2006-05-29 · cond-mat.str-el · cond-mat.mes-hall · hep-th · quant-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{CPZSPANMIHYHK4SIGFXJRTYPCH}

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.

Cited by

2 papers in Pith

Separability and entanglement of resonating valence-bond states

Genuine multientropy, dihedral invariants and Lifshitz theory

Receipt and verification

First computed	2026-07-04T15:17:00.126235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13f32781ac41f0757248316e98cf0f11fdd26fcba67e5a3c3cbaa3fe64ed1219

Aliases

arxiv: cond-mat/0605683 · arxiv_version: cond-mat/0605683v1 · doi: 10.48550/arxiv.cond-mat/0605683 · pith_short_12: CPZSPANMIHYH · pith_short_16: CPZSPANMIHYHK4SI · pith_short_8: CPZSPANM

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/CPZSPANMIHYHK4SIGFXJRTYPCH \
  | 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: 13f32781ac41f0757248316e98cf0f11fdd26fcba67e5a3c3cbaa3fe64ed1219

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74783c25e1e54d16537e217a7a5425b1d2b9e28d70be75f69e223f9e2105c423",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "hep-th",
      "quant-ph"
    ],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2006-05-29T18:14:49Z",
    "title_canon_sha256": "f2e3de85099d1a206297883d3d0d0ea078d6df989c3eb559e1c91ff2f7576cca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0605683",
    "kind": "arxiv",
    "version": 1
  }
}