Pith Number

pith:K3VD4ZF3

pith:2026:K3VD4ZF3IT32RTUFDIWT7D7MVP

not attested not anchored not stored refs pending

Entropy density functional universality: Correlation, response, and entropic Ornstein-Zernike structure

Matthias Schmidt

arxiv:2607.03032 v1 · 2026-07-03 · cond-mat.soft · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K3VD4ZF3IT32RTUFDIWT7D7MVP}

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	2026-07-07T01:16:40.377762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56ea3e64bb44f7a8ce851a2d3f8fecabd793ff6e461f9eb1d4028ee63116ca30

Aliases

arxiv: 2607.03032 · arxiv_version: 2607.03032v1 · doi: 10.48550/arxiv.2607.03032 · pith_short_12: K3VD4ZF3IT32 · pith_short_16: K3VD4ZF3IT32RTUF · pith_short_8: K3VD4ZF3

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/K3VD4ZF3IT32RTUFDIWT7D7MVP \
  | 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: 56ea3e64bb44f7a8ce851a2d3f8fecabd793ff6e461f9eb1d4028ee63116ca30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cef35519abfc57054dadfa05bbeadb595a620459914bf9d7ecc29b3d285aa19",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2026-07-03T07:22:03Z",
    "title_canon_sha256": "a3d7104a113d2da3a822a3ffa4ac5b9f0e5d930e04bd8a79dd9541688926d104"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.03032",
    "kind": "arxiv",
    "version": 1
  }
}