Pith Number

pith:QQBT62EQ

pith:2013:QQBT62EQMLUFM3PGTICDS2DBKY

not attested not anchored not stored refs pending

Force correcting atom centered potentials for generalized gradient approximated density functional theory: Approaching hybrid functional accuracy for geometries and harmonic frequencies in small chlorofluorocarbons

O. Anatole von Lilienfeld

arxiv:1301.3225 v2 · 2013-01-15 · physics.chem-ph · cond-mat.mtrl-sci · physics.atm-clus

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QQBT62EQMLUFM3PGTICDS2DBKY}

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	2026-05-18T01:11:52.062702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84033f689062e8566de69a0439686156035886a3b404ba2d6b691326cb91e5ae

Aliases

arxiv: 1301.3225 · arxiv_version: 1301.3225v2 · doi: 10.48550/arxiv.1301.3225 · pith_short_12: QQBT62EQMLUF · pith_short_16: QQBT62EQMLUFM3PG · pith_short_8: QQBT62EQ

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/QQBT62EQMLUFM3PGTICDS2DBKY \
  | 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: 84033f689062e8566de69a0439686156035886a3b404ba2d6b691326cb91e5ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dab5fa01110eeaa50795f1b10235e6468c132d069bc54105d1cea94977805c03",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "physics.atm-clus"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2013-01-15T04:42:59Z",
    "title_canon_sha256": "038668b8d507bdbe95dd043417f9da7c70aac735979cce41190cfc79fd7318cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3225",
    "kind": "arxiv",
    "version": 2
  }
}