Pith Number

pith:353BXQWN

pith:2021:353BXQWNIEPDJUF7BZJHLAZIJC

not attested not anchored not stored refs pending

Analysis of algebraic flux correction for semi-discrete advection problems

Andreas Rupp, Dmitri Kuzmin, Hennes Hajduk

arxiv:2104.05639 v1 · 2021-04-12 · 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{353BXQWNIEPDJUF7BZJHLAZIJC}

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	2026-07-05T02:31:14.821088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df761bc2cd411e34d0bf0e5275832848b834e7dc0fce925f067684f0f26f5c49

Aliases

arxiv: 2104.05639 · arxiv_version: 2104.05639v1 · doi: 10.48550/arxiv.2104.05639 · pith_short_12: 353BXQWNIEPD · pith_short_16: 353BXQWNIEPDJUF7 · pith_short_8: 353BXQWN

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/353BXQWNIEPDJUF7BZJHLAZIJC \
  | 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: df761bc2cd411e34d0bf0e5275832848b834e7dc0fce925f067684f0f26f5c49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e691ac3564df9e382e669226d90dc9ce8e6314b75180b1fc77816cace3b23681",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2021-04-12T17:02:11Z",
    "title_canon_sha256": "977b69ce39cb9785cb2a0c95cc2207de20c81be32476750ae569ebccb95d21ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.05639",
    "kind": "arxiv",
    "version": 1
  }
}