Pith Number

pith:KCOYXIC6

pith:2002:KCOYXIC643UTMDGYAARQM6HFD5

not attested not anchored not stored refs pending

Bi-Hamiltonian structure of the N=2 supersymmetric {\alpha}=1 KdV hierarchy

A.S. Sorin, P.H.M. Kersten

arxiv:nlin/0201061 v1 · 2002-01-30 · nlin.SI · hep-th · 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{KCOYXIC643UTMDGYAARQM6HFD5}

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	2026-05-18T01:38:21.561333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

509d8ba05ee6e9360cd800230678e51f7c160539a9644b0363b2de6c05899dc8

Aliases

arxiv: nlin/0201061 · arxiv_version: nlin/0201061v1 · doi: 10.48550/arxiv.nlin/0201061 · pith_short_12: KCOYXIC643UT · pith_short_16: KCOYXIC643UTMDGY · pith_short_8: KCOYXIC6

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/KCOYXIC643UTMDGYAARQM6HFD5 \
  | 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: 509d8ba05ee6e9360cd800230678e51f7c160539a9644b0363b2de6c05899dc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea3b9d19d3a66818480f965a53117d19451c5cadfda36ecad78260ee3e5b4e97",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "nlin.SI",
    "submitted_at": "2002-01-30T14:06:11Z",
    "title_canon_sha256": "d453eba6d43099b8a1508e67157d4b3b1331750aa4f237b399e12669a1d01db2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nlin/0201061",
    "kind": "arxiv",
    "version": 1
  }
}