Pith Number

pith:2F5P7RQW

pith:2019:2F5P7RQWVMESZOXBKKLXJO274Z

not attested not anchored not stored refs pending

Free-Fermion entanglement and orthogonal polynomials

Luc Vinet, Nicolas Cramp\'e, Rafael I. Nepomechie

arxiv:1907.00044 v2 · 2019-06-28 · cond-mat.stat-mech · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2F5P7RQWVMESZOXBKKLXJO274Z}

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	2026-07-05T00:09:16.007493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d17affc616ab092cbae1529774bb5fe66d47f4cff2efecc69041f80a3ac377ca

Aliases

arxiv: 1907.00044 · arxiv_version: 1907.00044v2 · doi: 10.48550/arxiv.1907.00044 · pith_short_12: 2F5P7RQWVMES · pith_short_16: 2F5P7RQWVMESZOXB · pith_short_8: 2F5P7RQW

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/2F5P7RQWVMESZOXBKKLXJO274Z \
  | 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: d17affc616ab092cbae1529774bb5fe66d47f4cff2efecc69041f80a3ac377ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b646b323dae3fba59a8b3a90dccadc08c98c3c5af7a63b4bd03cbd90636e577b",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2019-06-28T19:11:50Z",
    "title_canon_sha256": "fba502a47aa0c34d29269eda308bda22a3bf9653f10ffe49b2d1a2e06c9f1103"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.00044",
    "kind": "arxiv",
    "version": 2
  }
}