Pith Number

pith:YPHJATUB

pith:1995:YPHJATUBRAFRESTCK5YNJHR4OI

not attested not anchored not stored refs pending

Gauge invariant formulation of $N=2$ Toda and KdV systems in extended superspace

F. Delduc, M. Magro

arxiv:hep-th/9512220 v1 · 1995-12-29 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YPHJATUBRAFRESTCK5YNJHR4OI}

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	2026-07-04T15:21:36.709420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3ce904e81880b124a625770d49e3c723dd93ffdab153d1f714a0556dc857c5a

Aliases

arxiv: hep-th/9512220 · arxiv_version: hep-th/9512220v1 · doi: 10.48550/arxiv.hep-th/9512220 · pith_short_12: YPHJATUBRAFR · pith_short_16: YPHJATUBRAFRESTC · pith_short_8: YPHJATUB

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/YPHJATUBRAFRESTCK5YNJHR4OI \
  | 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: c3ce904e81880b124a625770d49e3c723dd93ffdab153d1f714a0556dc857c5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa268b283890b7b5ae69b4e2fe4a34ec1650c40075f78e7f6139c8c7df87710d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1995-12-29T16:57:00Z",
    "title_canon_sha256": "a569622da48d864458929e835f243cfb1257c8546edd28f692c5738d9a398f7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9512220",
    "kind": "arxiv",
    "version": 1
  }
}