Pith Number

pith:EKT7NH3M

pith:2000:EKT7NH3MC4I7YVO3KXMQUA6F2Y

not attested not anchored not stored refs pending

Hidden N=(2|2) supersymmetry of the N=(1|1) supersymmetric Toda lattice hierarchy

Alexander Sorin, Olaf Lechtenfeld

arxiv:nlin/0007009 v3 · 2000-07-10 · 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{EKT7NH3MC4I7YVO3KXMQUA6F2Y}

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	2026-05-18T01:38:22.076716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22a7f69f6c1711fc55db55d90a03c5d63b6daad88211081dc175c6b7157f4b57

Aliases

arxiv: nlin/0007009 · arxiv_version: nlin/0007009v3 · doi: 10.48550/arxiv.nlin/0007009 · pith_short_12: EKT7NH3MC4I7 · pith_short_16: EKT7NH3MC4I7YVO3 · pith_short_8: EKT7NH3M

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/EKT7NH3MC4I7YVO3KXMQUA6F2Y \
  | 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: 22a7f69f6c1711fc55db55d90a03c5d63b6daad88211081dc175c6b7157f4b57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d6d088ebe825edf30b780620e221419cfa62d6890fb50548db6a245a81a7120",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "nlin.SI",
    "submitted_at": "2000-07-10T17:11:40Z",
    "title_canon_sha256": "81d59e494b0603c84a7b40bf0f128bf4ab5508c7adf281c14975ec7befd1360c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nlin/0007009",
    "kind": "arxiv",
    "version": 3
  }
}