Pith Number

pith:SPOPVJLO

pith:2018:SPOPVJLOVDYJDENMELZPFAEIHW

not attested not anchored not stored refs pending

Semiempirical Molecular Orbital Models based on the Neglect of Diatomic Differential Overlap Approximation

Alain C. Vaucher, Markus Reiher, Tamara Husch

arxiv:1806.06147 v3 · 2018-06-15 · physics.chem-ph · cond-mat.mtrl-sci · physics.comp-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{SPOPVJLOVDYJDENMELZPFAEIHW}

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	2026-05-17T23:58:47.919266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93dcfaa56ea8f09191ac22f2f280883d88418a28697b065d07cdde2e4d605b8e

Aliases

arxiv: 1806.06147 · arxiv_version: 1806.06147v3 · doi: 10.48550/arxiv.1806.06147 · pith_short_12: SPOPVJLOVDYJ · pith_short_16: SPOPVJLOVDYJDENM · pith_short_8: SPOPVJLO

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/SPOPVJLOVDYJDENMELZPFAEIHW \
  | 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: 93dcfaa56ea8f09191ac22f2f280883d88418a28697b065d07cdde2e4d605b8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8c62cc82e6f5442af1a9b402d573237d3881fdfcdd97f1154598c104185e84c",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2018-06-15T22:54:53Z",
    "title_canon_sha256": "0a67257c44de97613622e64f2e14e47389704d71fb99beba88afe5e8cf61a04c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06147",
    "kind": "arxiv",
    "version": 3
  }
}