Pith Number

pith:DUIFLYBI

pith:2021:DUIFLYBIGOZXZ2CPPGLPQ244BX

not attested not anchored not stored refs pending

High Order Residual Distribution Conservative Finite Difference HWENO Scheme for Steady State Problems

Jianfang Lin, Jianxian Qiu, R\'emi Abgrall, Yupeng Ren

arxiv:2104.06731 v2 · 2021-04-14 · 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{DUIFLYBIGOZXZ2CPPGLPQ244BX}

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	2026-07-05T04:03:45.674620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d1055e02833b37ce84f7996f86b9c0dc49f198b1348680b832c2cf4c2c058b8

Aliases

arxiv: 2104.06731 · arxiv_version: 2104.06731v2 · doi: 10.48550/arxiv.2104.06731 · pith_short_12: DUIFLYBIGOZX · pith_short_16: DUIFLYBIGOZXZ2CP · pith_short_8: DUIFLYBI

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/DUIFLYBIGOZXZ2CPPGLPQ244BX \
  | 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: 1d1055e02833b37ce84f7996f86b9c0dc49f198b1348680b832c2cf4c2c058b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88597aa3acec2df4d31613f2f26a5df520a154f943930d039765d565d4f0a3e6",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2021-04-14T09:34:08Z",
    "title_canon_sha256": "0539072884e6dee14777b4c67bd3ab894db4be32f0fb584ed2e0b682746b9026"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.06731",
    "kind": "arxiv",
    "version": 2
  }
}