Pith Number

pith:DDD67BC6

pith:2010:DDD67BC6OF3EWAIYAWLIX5OKKQ

not attested not anchored not stored refs pending

Stability analysis of the split-step Fourier method on the background of a soliton of the nonlinear Schr\"odinger equation

Taras I. Lakoba

arxiv:1008.4974 v1 · 2010-08-29 · cs.NA · math.NA · nlin.PS

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DDD67BC6OF3EWAIYAWLIX5OKKQ}

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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	2026-05-18T04:41:43.313422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18c7ef845e71764b011805968bf5ca54081b57e0c164a458626a4bc47d496af1

Aliases

arxiv: 1008.4974 · arxiv_version: 1008.4974v1 · doi: 10.48550/arxiv.1008.4974 · pith_short_12: DDD67BC6OF3E · pith_short_16: DDD67BC6OF3EWAIY · pith_short_8: DDD67BC6

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/DDD67BC6OF3EWAIYAWLIX5OKKQ \
  | 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: 18c7ef845e71764b011805968bf5ca54081b57e0c164a458626a4bc47d496af1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "faa5307bda44762ef70625d9e4a2e797a539ba9e5abe1155af7d91ab5f486dfa",
    "cross_cats_sorted": [
      "math.NA",
      "nlin.PS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2010-08-29T23:45:53Z",
    "title_canon_sha256": "0704e7e25201b0252e7957c36ac3eef5128b62c4d9dd9b72fd34bf09a4471358"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.4974",
    "kind": "arxiv",
    "version": 1
  }
}