Pith Number

pith:WPTB554L

pith:2019:WPTB554LAXF6GGBCBTLY3QFON4

not attested not anchored not stored refs pending

Boundary treatment of implicit-explicit Runge-Kutta method for hyperbolic systems with source terms

Juntao Huang, Weifeng Zhao

arxiv:1908.01027 v1 · 2019-08-02 · 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{WPTB554LAXF6GGBCBTLY3QFON4}

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	2026-07-05T01:46:42.400255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3e61ef78b05cbe318220cd78dc0ae6f22a30e8d8c330e6f3f1523a30c215a42

Aliases

arxiv: 1908.01027 · arxiv_version: 1908.01027v1 · doi: 10.48550/arxiv.1908.01027 · pith_short_12: WPTB554LAXF6 · pith_short_16: WPTB554LAXF6GGBC · pith_short_8: WPTB554L

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/WPTB554LAXF6GGBCBTLY3QFON4 \
  | 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: b3e61ef78b05cbe318220cd78dc0ae6f22a30e8d8c330e6f3f1523a30c215a42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46f862ac8e490ff48c63814680b0297685f47be9e5c5419d7c6c594da581b22a",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-08-02T19:38:17Z",
    "title_canon_sha256": "75b5226bff6f904a5e45bff675696e52764ebb73e7e0c81775be38791b5979b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01027",
    "kind": "arxiv",
    "version": 1
  }
}