Pith Number

pith:7HQNABKN

pith:2009:7HQNABKNTKTKGZXZXZKUVU4LMG

not attested not anchored not stored refs pending

Supersymmetry of Affine Toda Models as Fermionic Symmetry Flows of the Extended mKdV Hierarchy

David M. Schmidtt

arxiv:0909.3109 v4 · 2009-09-16 · 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{7HQNABKNTKTKGZXZXZKUVU4LMG}

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	2026-05-18T02:34:29.776106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9e0d0054d9aa6a366f9be554ad38b61906184274903aab2de9960d56fcdeaec

Aliases

arxiv: 0909.3109 · arxiv_version: 0909.3109v4 · doi: 10.48550/arxiv.0909.3109 · pith_short_12: 7HQNABKNTKTK · pith_short_16: 7HQNABKNTKTKGZXZ · pith_short_8: 7HQNABKN

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/7HQNABKNTKTKGZXZXZKUVU4LMG \
  | 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: f9e0d0054d9aa6a366f9be554ad38b61906184274903aab2de9960d56fcdeaec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb8dfc920f741fb2b16790786dec8c3d8e3db9b039cc50bb59cedd7df4b69556",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-09-16T21:06:08Z",
    "title_canon_sha256": "9486ae04a3879efc5679eb352a01126d6cd7684b10e5aed02af16ddd2cfccb2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3109",
    "kind": "arxiv",
    "version": 4
  }
}