Pith Number

pith:J5L2K6JL

pith:2017:J5L2K6JLPVBBYN2GEOADPFP6D7

not attested not anchored not stored refs pending

Efficient calculation of electronic structure using O(N) density functional theory

Ayako Nakata, David R. Bowler, Tetsuya Sakurai, Tsuyoshi Miyazaki, Yasunori Futamura

arxiv:1704.03203 v1 · 2017-04-11 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J5L2K6JLPVBBYN2GEOADPFP6D7}

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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	2026-05-18T00:46:33.188346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f57a5792b7d421c374623803795fe1fc062b7b6f420733d9081a18915ceeaf9

Aliases

arxiv: 1704.03203 · arxiv_version: 1704.03203v1 · doi: 10.48550/arxiv.1704.03203 · pith_short_12: J5L2K6JLPVBB · pith_short_16: J5L2K6JLPVBBYN2G · pith_short_8: J5L2K6JL

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/J5L2K6JLPVBBYN2GEOADPFP6D7 \
  | 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: 4f57a5792b7d421c374623803795fe1fc062b7b6f420733d9081a18915ceeaf9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "614027251bb9938ee4a432b8d02da059170e450af73b240fb98399dcfec5c2f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2017-04-11T09:00:33Z",
    "title_canon_sha256": "1fb73c568e015b17be77b2a9484a69b2daf29c4b794d5b9924027ebb332fe97b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.03203",
    "kind": "arxiv",
    "version": 1
  }
}