Pith Number

pith:6DKMWD7L

pith:2015:6DKMWD7LRYIHRN2UBDPKORQ7EO

not attested not anchored not stored refs pending

Hybrid Numerical Solvers for Massively Parallel Eigenvalue Computation and Their Benchmark with Electronic Structure Calculations

Hiroto Imachi, Takeo Hoshi

arxiv:1504.06443 v1 · 2015-04-24 · physics.comp-ph · cond-mat.mtrl-sci · cs.NA · 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{6DKMWD7LRYIHRN2UBDPKORQ7EO}

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	2026-05-18T01:21:05.131468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0d4cb0feb8e1078b75408dea7461f23b30759a7cdddab593725a98a5ae1c8ca

Aliases

arxiv: 1504.06443 · arxiv_version: 1504.06443v1 · doi: 10.48550/arxiv.1504.06443 · pith_short_12: 6DKMWD7LRYIH · pith_short_16: 6DKMWD7LRYIHRN2U · pith_short_8: 6DKMWD7L

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/6DKMWD7LRYIHRN2UBDPKORQ7EO \
  | 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: f0d4cb0feb8e1078b75408dea7461f23b30759a7cdddab593725a98a5ae1c8ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b60f7d188586eb4dd9b165ff1d17da73b23fcce43f18df1eb23e29e767ffb1ad",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2015-04-24T09:39:09Z",
    "title_canon_sha256": "47df5df1b848ff913e1de1933ca863ac03601810e404a336e1a660e5319ec939"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06443",
    "kind": "arxiv",
    "version": 1
  }
}