Pith Number

pith:K4FUF55T

pith:2011:K4FUF55TGS2CZMGFE6PYLV2KDP

not attested not anchored not stored refs pending

The Darboux transformation of the derivative nonlinear Schr\"odinger equation

Jingsong He, Lihong Wang, Shuwei Xu

arxiv:1109.0674 v1 · 2011-09-04 · nlin.SI · math-ph · math.MP

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K4FUF55TGS2CZMGFE6PYLV2KDP}

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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	2026-05-18T04:14:07.056299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

570b42f7b334b42cb0c5279f85d74a1bea780181e2d51cad6460fbf5b55f6fa8

Aliases

arxiv: 1109.0674 · arxiv_version: 1109.0674v1 · doi: 10.48550/arxiv.1109.0674 · pith_short_12: K4FUF55TGS2C · pith_short_16: K4FUF55TGS2CZMGF · pith_short_8: K4FUF55T

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/K4FUF55TGS2CZMGFE6PYLV2KDP \
  | 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: 570b42f7b334b42cb0c5279f85d74a1bea780181e2d51cad6460fbf5b55f6fa8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c62dfe4ce86ae22c1e605e3c6f34b6adad2030e6e46f55714466bcbec7dcc0d",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2011-09-04T05:40:26Z",
    "title_canon_sha256": "df0931b53ad5e23cb83a946870648f38ee2734b6cdef48d8c7010c2777900385"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.0674",
    "kind": "arxiv",
    "version": 1
  }
}