Pith Number

pith:O4RVTQ5M

pith:2015:O4RVTQ5MKDMZF55FJQJOVNMNWG

not attested not anchored not stored refs pending

A hybrid LDG-HWENO scheme for KdV-type equations

Dongmi Luo, Jianxian Qiu, Weizhang Huang

arxiv:1511.04505 v1 · 2015-11-14 · 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{O4RVTQ5MKDMZF55FJQJOVNMNWG}

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	2026-05-18T01:18:49.073997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

772359c3ac50d992f7a54c12eab58db18acf41f06cd2fea5fdf223fb13641ddd

Aliases

arxiv: 1511.04505 · arxiv_version: 1511.04505v1 · doi: 10.48550/arxiv.1511.04505 · pith_short_12: O4RVTQ5MKDMZ · pith_short_16: O4RVTQ5MKDMZF55F · pith_short_8: O4RVTQ5M

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/O4RVTQ5MKDMZF55FJQJOVNMNWG \
  | 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: 772359c3ac50d992f7a54c12eab58db18acf41f06cd2fea5fdf223fb13641ddd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9277e06711d6686e3391f8b5d33eb0477b6c2f131f109084a12125439502d36d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-11-14T04:35:23Z",
    "title_canon_sha256": "ac8b1cfd0bb1aca5448b0ff45a44f471dc75c22de4c5748c111d6adce30ff75b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.04505",
    "kind": "arxiv",
    "version": 1
  }
}