Pith Number

pith:FYVHPQXI

pith:2024:FYVHPQXIU2JAIUX6Y5CKYHBRM3

not attested not anchored not stored refs pending

A robust solver for large-scale heat transfer topology optimization

Changqing Ye, Eric T. Chung, Shubin Fu, Yingjie Zhou, Yucheng Liu

arxiv:2410.06850 v4 · 2024-10-09 · math.NA · cs.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{FYVHPQXIU2JAIUX6Y5CKYHBRM3}

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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.

Cited by

1 paper in Pith

An algebraic multiscale preconditioner for large sparse SPD matrices

Receipt and verification

First computed	2026-07-05T09:59:53.860909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e2a77c2e8a6920452fec744ac1c3166e59abd5b53e9d00fa7c0334b6950cb4f

Aliases

arxiv: 2410.06850 · arxiv_version: 2410.06850v4 · doi: 10.48550/arxiv.2410.06850 · pith_short_12: FYVHPQXIU2JA · pith_short_16: FYVHPQXIU2JAIUX6 · pith_short_8: FYVHPQXI

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/FYVHPQXIU2JAIUX6Y5CKYHBRM3 \
  | 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: 2e2a77c2e8a6920452fec744ac1c3166e59abd5b53e9d00fa7c0334b6950cb4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb93ebe173c9a6692c0b071244398380885f8057cd4d897c1b3c07b2c99bbdf6",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-10-09T13:12:20Z",
    "title_canon_sha256": "8505e73b59104dec768ff32f60b6b774318fa1c4fd832724549dde8e11439d6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.06850",
    "kind": "arxiv",
    "version": 4
  }
}