Pith Number

pith:SISNISBC

pith:2013:SISNISBCPRBM5GSCUQOWI7XG5W

not attested not anchored not stored refs pending

From Toda to KdV

Dario Bambusi, Thierry Paul (CMLS-EcolePolytechnique), Thomas Kappeler

arxiv:1309.5324 v2 · 2013-09-20 · math.AP · math-ph · math.DS · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SISNISBCPRBM5GSCUQOWI7XG5W}

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	2026-05-18T02:03:53.015201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9224d448227c42ce9a42a41d647ee6ed811a8a4fab1879b8824b6194ebfaabce

Aliases

arxiv: 1309.5324 · arxiv_version: 1309.5324v2 · doi: 10.48550/arxiv.1309.5324 · pith_short_12: SISNISBCPRBM · pith_short_16: SISNISBCPRBM5GSC · pith_short_8: SISNISBC

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/SISNISBCPRBM5GSCUQOWI7XG5W \
  | 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: 9224d448227c42ce9a42a41d647ee6ed811a8a4fab1879b8824b6194ebfaabce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9664d4fe8820a1f6d47816d2080d6aa49e22134a702aedf9c3cd9e22b97bbf6c",
    "cross_cats_sorted": [
      "math-ph",
      "math.DS",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-09-20T16:54:04Z",
    "title_canon_sha256": "fa355e3a689983f8c59041aeade210487013c97c382e2323919b25a105e3f0fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.5324",
    "kind": "arxiv",
    "version": 2
  }
}