Pith Number

pith:RNF5W2RN

pith:1997:RNF5W2RNEV6LNVC5V73DL4UA4E

not attested not anchored not stored refs pending

Modified Korteweg-de Vries Hierachies in Multiple-Times Variables and the Solutions of Modified Boussinesq Equations

M. A. Manna, V. Merle

arxiv:solv-int/9703006 v1 · 1997-03-10 · 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{RNF5W2RNEV6LNVC5V73DL4UA4E}

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	2026-05-18T01:04:59.994463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b4bdb6a2d257cb6d45daff635f280e104a34281d903fd43424c5fa547cfb891

Aliases

arxiv: solv-int/9703006 · arxiv_version: solv-int/9703006v1 · doi: 10.48550/arxiv.solv-int/9703006 · pith_short_12: RNF5W2RNEV6L · pith_short_16: RNF5W2RNEV6LNVC5 · pith_short_8: RNF5W2RN

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/RNF5W2RNEV6LNVC5V73DL4UA4E \
  | 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: 8b4bdb6a2d257cb6d45daff635f280e104a34281d903fd43424c5fa547cfb891

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "695fda813ff4f100439618660ed6078ed71661dda79472b6304b1fc938033576",
    "cross_cats_sorted": [
      "nlin.SI"
    ],
    "license": "",
    "primary_cat": "solv-int",
    "submitted_at": "1997-03-10T08:12:21Z",
    "title_canon_sha256": "df27b26044b6300079826145f390523e5e7d7483c7bdada06f18202c968a791a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "solv-int/9703006",
    "kind": "arxiv",
    "version": 1
  }
}