Pith Number

pith:KL65OAYE

pith:2022:KL65OAYEWZLCUIGCTE7H3RMBJA

not attested not anchored not stored refs pending

Logarithmic negativity in out-of-equilibrium open free-fermion chains: An exactly solvable case

Federico Carollo, Vincenzo Alba

arxiv:2205.02139 v3 · 2022-05-04 · cond-mat.stat-mech · cond-mat.quant-gas · cond-mat.str-el · 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{KL65OAYEWZLCUIGCTE7H3RMBJA}

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

1 paper in Pith

Entanglement of Inhomogeneous Free Bosons and Orthogonal Polynomials

Receipt and verification

First computed	2026-07-05T06:55:48.234438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52fdd70304b6562a20c2993e7dc581480d995ff61844aaa00ec05dcde0813453

Aliases

arxiv: 2205.02139 · arxiv_version: 2205.02139v3 · doi: 10.48550/arxiv.2205.02139 · pith_short_12: KL65OAYEWZLC · pith_short_16: KL65OAYEWZLCUIGC · pith_short_8: KL65OAYE

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/KL65OAYEWZLCUIGCTE7H3RMBJA \
  | 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: 52fdd70304b6562a20c2993e7dc581480d995ff61844aaa00ec05dcde0813453

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a196ca1993517d4821dfa7a495725f9746feaec9b3a4016b24ddb51b20dd297c",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "cond-mat.str-el",
      "hep-th",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2022-05-04T15:48:18Z",
    "title_canon_sha256": "87f99de1653c040746bae2fbce48cc0fbfc4e23f8f4c2c1b5fcda301b75080a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.02139",
    "kind": "arxiv",
    "version": 3
  }
}