Pith Number

pith:43O3MMCK

pith:2025:43O3MMCKEDFM7ZIMGATW3TFAJ7

not attested not anchored not stored refs pending

A spectral Levenberg-Marquardt-Deflation method for multiple solutions of semilinear elliptic systems

Huiyuan Li, Lin Li, Pengcheng Xie, Yuheng Zhou

arxiv:2503.01912 v2 · 2025-03-01 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{43O3MMCKEDFM7ZIMGATW3TFAJ7}

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	2026-07-05T10:49:51.947193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6ddb6304a20cacfe50c30276dcca04fc2868d30855cb88300b4f79e3332ca34

Aliases

arxiv: 2503.01912 · arxiv_version: 2503.01912v2 · doi: 10.48550/arxiv.2503.01912 · pith_short_12: 43O3MMCKEDFM · pith_short_16: 43O3MMCKEDFM7ZIM · pith_short_8: 43O3MMCK

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/43O3MMCKEDFM7ZIMGATW3TFAJ7 \
  | 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: e6ddb6304a20cacfe50c30276dcca04fc2868d30855cb88300b4f79e3332ca34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5422cbff733de439c6f6f3db005aafc2229f0ba587522892b2e4a6c95d1ae518",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-03-01T06:39:00Z",
    "title_canon_sha256": "0d88ca10387fbd121b10376f3d54b548871f4d1f60476599f87991e24073f352"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.01912",
    "kind": "arxiv",
    "version": 2
  }
}