Pith Number

pith:4FOMRKZA

pith:2025:4FOMRKZAKMG2LPRLPBFY7TWRIW

not attested not anchored not stored refs pending

Perovskite-R1: a domain-specialized large language model for intelligent discovery of precursor additives and experimental design

Cheng Mu, Peng-Jie Guo, Xin-De Wang, Ze-Feng Gao, Zhi-Rui Chen, Zhong-Yi Lu

arxiv:2507.16307 v2 · 2025-07-22 · cs.LG · cond-mat.mtrl-sci · cs.AI · 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{4FOMRKZAKMG2LPRLPBFY7TWRIW}

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	2026-05-20T00:04:12.065070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e15cc8ab20530da5be2b784b8fced1458d7f51984fc0ac5fd9f78395468e12d2

Aliases

arxiv: 2507.16307 · arxiv_version: 2507.16307v2 · doi: 10.48550/arxiv.2507.16307 · pith_short_12: 4FOMRKZAKMG2 · pith_short_16: 4FOMRKZAKMG2LPRL · pith_short_8: 4FOMRKZA

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/4FOMRKZAKMG2LPRLPBFY7TWRIW \
  | 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: e15cc8ab20530da5be2b784b8fced1458d7f51984fc0ac5fd9f78395468e12d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64387bd74bdb049e6014a20d926cd47ad1030335085327f67dd234cd85aadb0a",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "cs.AI",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-07-22T07:48:32Z",
    "title_canon_sha256": "6ceb86beb5bbb068b498785eb68d695cea0ba020ac972eb7f6c44bc12b1abeaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.16307",
    "kind": "arxiv",
    "version": 2
  }
}