Pith Number

pith:U2G6UPAK

pith:2012:U2G6UPAK7QUIZI6UKSE3YGXOPC

not attested not anchored not stored refs pending

Optimized Unrestricted Kohn-Sham Potentials from Ab Initio Spin Densities

Christoph R. Jacob, Katharina Boguslawski, Markus Reiher

arxiv:1211.4903 v1 · 2012-11-21 · cond-mat.str-el · physics.chem-ph · quant-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{U2G6UPAK7QUIZI6UKSE3YGXOPC}

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	2026-05-18T03:34:37.772907Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a68dea3c0afc288ca3d45489bc1aee788ebf9dd47c13afd7327bf8400e0cba50

Aliases

arxiv: 1211.4903 · arxiv_version: 1211.4903v1 · doi: 10.48550/arxiv.1211.4903 · pith_short_12: U2G6UPAK7QUI · pith_short_16: U2G6UPAK7QUIZI6U · pith_short_8: U2G6UPAK

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/U2G6UPAK7QUIZI6UKSE3YGXOPC \
  | 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: a68dea3c0afc288ca3d45489bc1aee788ebf9dd47c13afd7327bf8400e0cba50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf8e4914b8772d2f4a510e4db849c41480bffcf0b063caf15872fb2ada18ae75",
    "cross_cats_sorted": [
      "physics.chem-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2012-11-21T00:17:03Z",
    "title_canon_sha256": "a892f9c05e96148063f95f8b9a6080ce5a9607380da93b6f8ae529debe13f426"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.4903",
    "kind": "arxiv",
    "version": 1
  }
}