Pith Number

pith:GVTACNJU

pith:2004:GVTACNJURIFCZOST6U3B7ENS47

not attested not anchored not stored refs pending

Lie Symmetries and Exact Solutions of First Order Difference Schemes

Miguel A. Rodriguez, Pavel Winternitz

arxiv:nlin/0402047 v2 · 2004-02-25 · 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{GVTACNJURIFCZOST6U3B7ENS47}

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	2026-05-18T02:35:38.307012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35660135348a0a2cba53f5361f91b2e7ffe7419f0aafce3d13caadf85835508b

Aliases

arxiv: nlin/0402047 · arxiv_version: nlin/0402047v2 · doi: 10.48550/arxiv.nlin/0402047 · pith_short_12: GVTACNJURIFC · pith_short_16: GVTACNJURIFCZOST · pith_short_8: GVTACNJU

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/GVTACNJURIFCZOST6U3B7ENS47 \
  | 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: 35660135348a0a2cba53f5361f91b2e7ffe7419f0aafce3d13caadf85835508b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f7ef2db1ba46e4c3d8d9e61563d244c84dd0c16fe4aeed4389b4dd0c6116427",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "nlin.SI",
    "submitted_at": "2004-02-25T09:13:49Z",
    "title_canon_sha256": "063b580173791598d5f2419581ebfac1c4d142a25ddbaffaa05b6053823e55be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nlin/0402047",
    "kind": "arxiv",
    "version": 2
  }
}