Pith Number

pith:2YPKEFXG

pith:2015:2YPKEFXGXBVEASNBZONF735JVQ

not attested not anchored not stored refs pending

Backlund Transformation for Integrable Hierarchies: example - mKdV Hierarchy

A.H. Zimerman, A.L. Retore, J.F. Gomes, N.I. Spano

arxiv:1501.00865 v2 · 2015-01-05 · nlin.SI · math-ph · 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{2YPKEFXGXBVEASNBZONF735JVQ}

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	2026-05-18T02:18:51.421225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d61ea216e6b86a4049a1cb9a5fefa9ac0c10da1a237472b73d8b0daa6e7a0257

Aliases

arxiv: 1501.00865 · arxiv_version: 1501.00865v2 · doi: 10.48550/arxiv.1501.00865 · pith_short_12: 2YPKEFXGXBVE · pith_short_16: 2YPKEFXGXBVEASNB · pith_short_8: 2YPKEFXG

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/2YPKEFXGXBVEASNBZONF735JVQ \
  | 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: d61ea216e6b86a4049a1cb9a5fefa9ac0c10da1a237472b73d8b0daa6e7a0257

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec25fd68caebf503f098cc7d3ab5d3bfe0766519535b35d7964c7e4156ef84c9",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2015-01-05T13:53:20Z",
    "title_canon_sha256": "330cb80e59cf5a9b7d52a9e911a04b858c0a535dd3685d5273e2ee3ddf878d43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00865",
    "kind": "arxiv",
    "version": 2
  }
}