Pith Number

pith:3DKQLUCU

pith:2015:3DKQLUCURVQSUFVQVEBIUOHG6F

not attested not anchored not stored refs pending

An unconditionally stable discontinuous Galerkin method for the elastic Helmholtz equations with large frequency

Cody Lorton, Xiaobing Feng

arxiv:1501.05340 v1 · 2015-01-21 · 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{3DKQLUCURVQSUFVQVEBIUOHG6F}

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	2026-05-18T02:28:54.772987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8d505d0548d612a16b0a9028a38e6f160f7276925284122290958d48343ac03

Aliases

arxiv: 1501.05340 · arxiv_version: 1501.05340v1 · doi: 10.48550/arxiv.1501.05340 · pith_short_12: 3DKQLUCURVQS · pith_short_16: 3DKQLUCURVQSUFVQ · pith_short_8: 3DKQLUCU

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/3DKQLUCURVQSUFVQVEBIUOHG6F \
  | 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: d8d505d0548d612a16b0a9028a38e6f160f7276925284122290958d48343ac03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a78a8e0622833e6b00db17f96774a1c7ee9f390c6827b0d634fdc69415630efd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-01-21T22:01:17Z",
    "title_canon_sha256": "f07906273fef88245c87fa329e5951111e77b7239fe804a4abb6140a23f3d843"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05340",
    "kind": "arxiv",
    "version": 1
  }
}