Pith Number

pith:CC2MPAAG

pith:2019:CC2MPAAGNIN6EMXUEJUGXFQPRF

not attested not anchored not stored refs pending

Perdew-Zunger self-interaction correction: How wrong for uniform densities and large-Z atoms?

Biswajit Santra, John P. Perdew

arxiv:1902.00117 v2 · 2019-01-31 · physics.chem-ph · 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{CC2MPAAGNIN6EMXUEJUGXFQPRF}

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	2026-05-17T23:47:48.374416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10b4c780066a1be232f422686b960f8957e8847393967a8bf448f8325c2fc610

Aliases

arxiv: 1902.00117 · arxiv_version: 1902.00117v2 · doi: 10.48550/arxiv.1902.00117 · pith_short_12: CC2MPAAGNIN6 · pith_short_16: CC2MPAAGNIN6EMXU · pith_short_8: CC2MPAAG

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/CC2MPAAGNIN6EMXUEJUGXFQPRF \
  | 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: 10b4c780066a1be232f422686b960f8957e8847393967a8bf448f8325c2fc610

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a7c83f74292d46c3ef17b8c372e4dc1f9ca0dbec89091751c4d1cd51e2f036b",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2019-01-31T22:50:28Z",
    "title_canon_sha256": "a05bffeef926debf2831a5f3b63383f5892565e82ac562cd184cf4653fa3d18b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00117",
    "kind": "arxiv",
    "version": 2
  }
}