Pith Number

pith:DIU56EFW

pith:2012:DIU56EFWBRLZV5FM6PIMGSQAOS

not attested not anchored not stored refs pending

Whitham's Method and Dubrovin-Novikov Bracket in Single-Phase and Multiphase Cases

Andrei Ya. Maltsev

arxiv:1203.5732 v4 · 2012-03-26 · nlin.SI · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DIU56EFWBRLZV5FM6PIMGSQAOS}

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	2026-05-18T03:24:54.349660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a29df10b60c579af4acf3d0c34a0074866173ad33892f80696f420bf27ff025

Aliases

arxiv: 1203.5732 · arxiv_version: 1203.5732v4 · doi: 10.48550/arxiv.1203.5732 · pith_short_12: DIU56EFWBRLZ · pith_short_16: DIU56EFWBRLZV5FM · pith_short_8: DIU56EFW

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/DIU56EFWBRLZV5FM6PIMGSQAOS \
  | 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: 1a29df10b60c579af4acf3d0c34a0074866173ad33892f80696f420bf27ff025

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ade29180a3533fe3e948083427738967051012f53c039d3762c442ffcc9b29c",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2012-03-26T17:05:14Z",
    "title_canon_sha256": "8dbf46ce287f470748342f2e0583ae0b8297734c77c6446dc088fb016c8a647d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5732",
    "kind": "arxiv",
    "version": 4
  }
}