Pith Number

pith:PLTIF4WG

pith:2017:PLTIF4WGGNHZN5IH4FP7AI2GG4

not attested not anchored not stored refs pending

Efficient Computation of Sparse Matrix Functions for Large-Scale Electronic Structure Calculations: The CheSS Library

Damien Caliste, Luigi Genovese, Michael Wagner, Stephan Mohr, Takahito Nakajima, William Dawson

arxiv:1704.00512 v3 · 2017-04-03 · physics.chem-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{PLTIF4WGGNHZN5IH4FP7AI2GG4}

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	2026-05-18T00:33:18.991212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ae682f2c6334f96f507e15ff02346370fd0f3fde45df6d12601c86353e070ed

Aliases

arxiv: 1704.00512 · arxiv_version: 1704.00512v3 · doi: 10.48550/arxiv.1704.00512 · pith_short_12: PLTIF4WGGNHZ · pith_short_16: PLTIF4WGGNHZN5IH · pith_short_8: PLTIF4WG

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/PLTIF4WGGNHZN5IH4FP7AI2GG4 \
  | 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: 7ae682f2c6334f96f507e15ff02346370fd0f3fde45df6d12601c86353e070ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c59341711a84f18c936af9370891b09e58a36016c9225e381ef287a5be4b59ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2017-04-03T10:20:58Z",
    "title_canon_sha256": "fa6bb74b29da3ffad2f734d7fa4e1506c8e250be36c648cce62d277295f5de43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00512",
    "kind": "arxiv",
    "version": 3
  }
}