Pith Number

pith:RBQWAUF2

pith:2012:RBQWAUF2UFXZJTBLS53BTSD3OB

not attested not anchored not stored refs pending

Efficient iterative method for solving the Dirac-Kohn-Sham density functional theory

Lin Lin, Sihong Shao, Weinan E

arxiv:1211.1446 v2 · 2012-11-07 · physics.comp-ph · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RBQWAUF2UFXZJTBLS53BTSD3OB}

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	2026-05-18T03:26:41.102405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88616050baa16f94cc2b977619c87b7070cb39e9b09051e19e47546879e39518

Aliases

arxiv: 1211.1446 · arxiv_version: 1211.1446v2 · doi: 10.48550/arxiv.1211.1446 · pith_short_12: RBQWAUF2UFXZ · pith_short_16: RBQWAUF2UFXZJTBL · pith_short_8: RBQWAUF2

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/RBQWAUF2UFXZJTBLS53BTSD3OB \
  | 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: 88616050baa16f94cc2b977619c87b7070cb39e9b09051e19e47546879e39518

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de28f99933a4fcfe70e462765c63739279dd0ad0c6f5694aaaa191424d179c6e",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2012-11-07T04:10:41Z",
    "title_canon_sha256": "67b0bca58b9fc6c3a50a9d1faaf62972ce8093d8739a0a3d433a804cd7e0b2e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.1446",
    "kind": "arxiv",
    "version": 2
  }
}