Pith Number

pith:LCSDS6RF

pith:2019:LCSDS6RFS23B7AQE76NTBOA7IX

not attested not anchored not stored refs pending

Staggered discontinuous Galerkin methods for the Helmholtz equations with large wave number

Eric Chung, Eun-Jae Park, Lina Zhao

arxiv:1904.12091 v1 · 2019-04-27 · 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{LCSDS6RFS23B7AQE76NTBOA7IX}

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	2026-05-17T23:47:38.969609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58a4397a2596b61f8204ff9b30b81f45d77b43605e8d8309f19649a56f01d049

Aliases

arxiv: 1904.12091 · arxiv_version: 1904.12091v1 · doi: 10.48550/arxiv.1904.12091 · pith_short_12: LCSDS6RFS23B · pith_short_16: LCSDS6RFS23B7AQE · pith_short_8: LCSDS6RF

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/LCSDS6RFS23B7AQE76NTBOA7IX \
  | 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: 58a4397a2596b61f8204ff9b30b81f45d77b43605e8d8309f19649a56f01d049

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a30f1b346ffb33485295cf760dcb4253880156c07d910425c736d72d2f6ddcff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-04-27T02:30:47Z",
    "title_canon_sha256": "858f1d0b0b3fdb864f000e7c197db1014bb4de096939aaed0ee8951a3ffe4dcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12091",
    "kind": "arxiv",
    "version": 1
  }
}