Pith Number

pith:WCCTK2HQ

pith:2014:WCCTK2HQSHKQR357B4A3CQXBZQ

not attested not anchored not stored refs pending

Diffusion approximations and domain decomposition method of linear transport equations: asymptotics and numerics

Jianfeng Lu, Qin Li, Weiran Sun

arxiv:1409.0476 v3 · 2014-08-29 · 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{WCCTK2HQSHKQR357B4A3CQXBZQ}

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	2026-05-18T02:09:41.686586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0853568f091d508efbf0f01b142e1cc2b4d13d032fd807f30fd6021f65c781a

Aliases

arxiv: 1409.0476 · arxiv_version: 1409.0476v3 · doi: 10.48550/arxiv.1409.0476 · pith_short_12: WCCTK2HQSHKQ · pith_short_16: WCCTK2HQSHKQR357 · pith_short_8: WCCTK2HQ

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/WCCTK2HQSHKQR357B4A3CQXBZQ \
  | 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: b0853568f091d508efbf0f01b142e1cc2b4d13d032fd807f30fd6021f65c781a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53f6ba3632779290f305e0ade6f034cb8ddaca8afcc2ab7c657b032ab827bec0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-08-29T01:53:19Z",
    "title_canon_sha256": "39127932b1f49ac167c319890814448886b19e7f8c2d8f99f42f747557f464f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.0476",
    "kind": "arxiv",
    "version": 3
  }
}