Pith Number

pith:YN2G5MPR

pith:2021:YN2G5MPRC5OON4EMSTDSFSSBNZ

not attested not anchored not stored refs pending

Data-driven forward-inverse problems for Yajima-Oikawa system using deep learning with parameter regularization

Juncai Pu, Yong Chen

arxiv:2112.04062 v2 · 2021-12-06 · math.NA · cs.NA · nlin.SI · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YN2G5MPRC5OON4EMSTDSFSSBNZ}

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	2026-07-05T03:44:15.202333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3746eb1f1175ce6f08c94c722ca416e45992f0081a082e59bd5e61a128b20d7

Aliases

arxiv: 2112.04062 · arxiv_version: 2112.04062v2 · doi: 10.48550/arxiv.2112.04062 · pith_short_12: YN2G5MPRC5OO · pith_short_16: YN2G5MPRC5OON4EM · pith_short_8: YN2G5MPR

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/YN2G5MPRC5OON4EMSTDSFSSBNZ \
  | 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: c3746eb1f1175ce6f08c94c722ca416e45992f0081a082e59bd5e61a128b20d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5dcc93c69f0f5bf22ca98ad199a7963596884e88712ca67e5a6b0f06e932108",
    "cross_cats_sorted": [
      "cs.NA",
      "nlin.SI",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2021-12-06T10:04:28Z",
    "title_canon_sha256": "41fa3da3477fa66a5b2c20468a5c5e8501ae623d711556942caa011a4b828803"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.04062",
    "kind": "arxiv",
    "version": 2
  }
}