Pith Number

pith:6JHU4WOJ

pith:1997:6JHU4WOJOCC4C2OASOHNDWYDT5

not attested not anchored not stored refs pending

Motion of Curves and Surfaces and Nonlinear Evolution Equations in (2+1) Dimensions

A. K. Danlybaeva, M. Lakshmanan, R. Myrzakulov, S. Vijayalakshmi

arxiv:solv-int/9709009 v2 · 1997-09-20 · solv-int · 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{6JHU4WOJOCC4C2OASOHNDWYDT5}

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	2026-05-18T03:10:34.712819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f24f4e59c97085c169c0938ed1db039f66a136fa363f750135bec93cc241ccf1

Aliases

arxiv: solv-int/9709009 · arxiv_version: solv-int/9709009v2 · doi: 10.48550/arxiv.solv-int/9709009 · pith_short_12: 6JHU4WOJOCC4 · pith_short_16: 6JHU4WOJOCC4C2OA · pith_short_8: 6JHU4WOJ

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/6JHU4WOJOCC4C2OASOHNDWYDT5 \
  | 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: f24f4e59c97085c169c0938ed1db039f66a136fa363f750135bec93cc241ccf1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "110c85ad6534536a317b7f05bfb59f300c21b3333ee8d94434b0b060f4e25c7d",
    "cross_cats_sorted": [
      "nlin.SI"
    ],
    "license": "",
    "primary_cat": "solv-int",
    "submitted_at": "1997-09-20T11:11:15Z",
    "title_canon_sha256": "d2305cfc2dd393429182dccec3d39a47948896c118d6f161f27ab7745bf97c51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "solv-int/9709009",
    "kind": "arxiv",
    "version": 2
  }
}