Pith Number

pith:DWSPRSUB

pith:2012:DWSPRSUB6XNVY4YSFQG3KS67BC

not attested not anchored not stored refs pending

Motions of Curves in the Projective Plane Inducing the Kaup-Kupershmidt Hierarchy

Emilio Musso

arxiv:1205.5329 v1 · 2012-05-24 · math.DG · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DWSPRSUB6XNVY4YSFQG3KS67BC}

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	2026-05-18T03:55:01.270852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1da4f8ca81f5db5c73122c0db54bdf089fa11360321aec910b24f9ab4fc7c5ab

Aliases

arxiv: 1205.5329 · arxiv_version: 1205.5329v1 · doi: 10.48550/arxiv.1205.5329 · pith_short_12: DWSPRSUB6XNV · pith_short_16: DWSPRSUB6XNVY4YS · pith_short_8: DWSPRSUB

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/DWSPRSUB6XNVY4YSFQG3KS67BC \
  | 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: 1da4f8ca81f5db5c73122c0db54bdf089fa11360321aec910b24f9ab4fc7c5ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d27e5ed7a8b634006adf9b8697d8aa061d000595442cbb4e08c83b2e07d20e7d",
    "cross_cats_sorted": [
      "nlin.SI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-05-24T05:13:31Z",
    "title_canon_sha256": "dca08369f8617d5364b023b0e9d9ce8f2dc043a562172fa54431bb10d7767ec2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.5329",
    "kind": "arxiv",
    "version": 1
  }
}