Pith Number

pith:KLM5S53H

pith:2022:KLM5S53HV7DRSV4WI4N4MP3W33

not attested not anchored not stored refs pending

Efficient method for calculating the eigenvalue of the Zakharov-Shabat system

Shikun Cui, Zhen Wang

arxiv:2212.13490 v2 · 2022-12-27 · math-ph · cs.NA · math.MP · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KLM5S53HV7DRSV4WI4N4MP3W33}

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.

Cited by

1 paper in Pith

Quantum algorithm for the nonlinear Schr\"odinger equation via the Lax-pair scattering

Receipt and verification

First computed	2026-07-05T05:45:06.169086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52d9d97767afc7195796471bc63f76deddb931f8d6adddb67e0746328b13159d

Aliases

arxiv: 2212.13490 · arxiv_version: 2212.13490v2 · doi: 10.48550/arxiv.2212.13490 · pith_short_12: KLM5S53HV7DR · pith_short_16: KLM5S53HV7DRSV4W · pith_short_8: KLM5S53H

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/KLM5S53HV7DRSV4WI4N4MP3W33 \
  | 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: 52d9d97767afc7195796471bc63f76deddb931f8d6adddb67e0746328b13159d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ba806b6e2cc38af2ef82b022d06da775a1fd2cbd76e17d69fd1b80c05d0b08d",
    "cross_cats_sorted": [
      "cs.NA",
      "math.MP",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2022-12-27T13:50:51Z",
    "title_canon_sha256": "bc144677849d53a26f4220b6a22f029c3182c4be2d651c4cb1ae5836346304af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.13490",
    "kind": "arxiv",
    "version": 2
  }
}