Pith Number

pith:BZ4C7WTK

pith:2025:BZ4C7WTKAMX2F4Y2PRB4ISDFI2

not attested not anchored not stored refs pending

Predicting band gap from chemical composition: A simple learned model for a material property with atypical statistics

Andrew Ma, Marin Solja\v{c}i\'c, Owen Dugan

arxiv:2501.02932 v1 · 2025-01-06 · cond-mat.mtrl-sci · cs.LG · physics.chem-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{BZ4C7WTKAMX2F4Y2PRB4ISDFI2}

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

Interpretation of Crystal Energy Landscapes with Kolmogorov-Arnold Networks

Composition-Weighted Symbolic Regression for General-Purpose Property Prediction

Receipt and verification

First computed	2026-07-05T09:57:27.185168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e782fda6a032fa2f31a7c43c4486546b974303aa5aeb975f7bf775ef95a0d06

Aliases

arxiv: 2501.02932 · arxiv_version: 2501.02932v1 · doi: 10.48550/arxiv.2501.02932 · pith_short_12: BZ4C7WTKAMX2 · pith_short_16: BZ4C7WTKAMX2F4Y2 · pith_short_8: BZ4C7WTK

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/BZ4C7WTKAMX2F4Y2PRB4ISDFI2 \
  | 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: 0e782fda6a032fa2f31a7c43c4486546b974303aa5aeb975f7bf775ef95a0d06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32f6b62898d52e24977e2fe9c5fabd3c89d52a6056586fe1d2b0003bed8696cb",
    "cross_cats_sorted": [
      "cs.LG",
      "physics.chem-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2025-01-06T11:16:15Z",
    "title_canon_sha256": "14b6910388e60f4d220fc2e978b34fa6c2b80118ae9390c814219c2de9b194f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.02932",
    "kind": "arxiv",
    "version": 1
  }
}