Pith Number

pith:XKGLVD2Y

pith:2018:XKGLVD2YXZQ2TEK22PKZ45ZTWW

not attested not anchored not stored refs pending

A Domain-Decomposition Model Reduction Method for Linear Convection-Diffusion Equations with Random Coefficients

Guannan Zhang, Lin Mu

arxiv:1802.04187 v1 · 2018-02-12 · 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{XKGLVD2YXZQ2TEK22PKZ45ZTWW}

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	2026-05-18T00:23:46.583184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba8cba8f58be61a9915ad3d59e7733b58da89453db1200cea44eff41bd147786

Aliases

arxiv: 1802.04187 · arxiv_version: 1802.04187v1 · doi: 10.48550/arxiv.1802.04187 · pith_short_12: XKGLVD2YXZQ2 · pith_short_16: XKGLVD2YXZQ2TEK2 · pith_short_8: XKGLVD2Y

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/XKGLVD2YXZQ2TEK22PKZ45ZTWW \
  | 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: ba8cba8f58be61a9915ad3d59e7733b58da89453db1200cea44eff41bd147786

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "314e44ecb61d53794b95ae2912bd34b1500c5cf1e0ce0941f4e1cb02e5f1383e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-02-12T17:13:01Z",
    "title_canon_sha256": "cda7523ece65b4f9e1a3ab519825a419762ea90e5bab7ae6748d082d474eaeb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04187",
    "kind": "arxiv",
    "version": 1
  }
}