Pith Number

pith:FRYWTSHK

pith:2003:FRYWTSHKAX6VQOSGEYRGIQNSXA

not attested not anchored not stored refs pending

Exact soliton solutions of coupled nonlinear Schr\"odinger equations: Shape changing collisions, logic gates and partially coherent solitons

M. Lakshmanan, T. Kanna

arxiv:nlin/0303025 v1 · 2003-03-14 · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FRYWTSHKAX6VQOSGEYRGIQNSXA}

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	2026-05-18T01:38:19.474204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c7169c8ea05fd583a4626226441b2b80766d3536fd6a98f97a312f520ea8ca8

Aliases

arxiv: nlin/0303025 · arxiv_version: nlin/0303025v1 · doi: 10.48550/arxiv.nlin/0303025 · pith_short_12: FRYWTSHKAX6V · pith_short_16: FRYWTSHKAX6VQOSG · pith_short_8: FRYWTSHK

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/FRYWTSHKAX6VQOSGEYRGIQNSXA \
  | 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: 2c7169c8ea05fd583a4626226441b2b80766d3536fd6a98f97a312f520ea8ca8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e3308c5ae6cc70574a3b70091612c91dee73d5c320f355e28f92736c427e140",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nlin.SI",
    "submitted_at": "2003-03-14T05:31:37Z",
    "title_canon_sha256": "480f3f27583d9a25d6290ee54ed920ed3f0106c6b540c81e66eedad7d14446d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nlin/0303025",
    "kind": "arxiv",
    "version": 1
  }
}