Pith Number

pith:DL2RANFE

pith:2009:DL2RANFEWHEJZF5HQWZ2O4MOUS

not attested not anchored not stored refs pending

Comment on the numerical solutions of a new coupled MKdV system (2008 Phys. Scr. 78 045008)

Francisco M. Fern\'andez

arxiv:0903.0482 v1 · 2009-03-03 · 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{DL2RANFEWHEJZF5HQWZ2O4MOUS}

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	2026-05-18T02:14:37.640471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1af51034a4b1c89c97a785b3a7718ea48afadcf48884f8e3944b643280c75009

Aliases

arxiv: 0903.0482 · arxiv_version: 0903.0482v1 · doi: 10.48550/arxiv.0903.0482 · pith_short_12: DL2RANFEWHEJ · pith_short_16: DL2RANFEWHEJZF5H · pith_short_8: DL2RANFE

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/DL2RANFEWHEJZF5HQWZ2O4MOUS \
  | 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: 1af51034a4b1c89c97a785b3a7718ea48afadcf48884f8e3944b643280c75009

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdc2323c618356d755330fecfed1790ccb9f7a78e2ce16250ba1d05bc7766029",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2009-03-03T10:05:06Z",
    "title_canon_sha256": "d5beaf05defbf9801f3f6d868d63347d7ace6e0f746a5a227421bccc74d72cd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.0482",
    "kind": "arxiv",
    "version": 1
  }
}