Pith Number

pith:HDXA24C2

pith:2011:HDXA24C2Y7UFO5WNKGPPBUDFY4

not attested not anchored not stored refs pending

Application of classical invariant theory to biholomorphic classification of plane curve singularities, and associated binary forms

Alexander Isaev

arxiv:1106.2602 v3 · 2011-06-14 · math.CV · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HDXA24C2Y7UFO5WNKGPPBUDFY4}

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	2026-05-18T04:10:58.557417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38ee0d705ac7e85776cd519ef0d065c7080de37ad29573e6dacbbe2b6ad020dc

Aliases

arxiv: 1106.2602 · arxiv_version: 1106.2602v3 · doi: 10.48550/arxiv.1106.2602 · pith_short_12: HDXA24C2Y7UF · pith_short_16: HDXA24C2Y7UFO5WN · pith_short_8: HDXA24C2

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/HDXA24C2Y7UFO5WNKGPPBUDFY4 \
  | 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: 38ee0d705ac7e85776cd519ef0d065c7080de37ad29573e6dacbbe2b6ad020dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4f6a09f9ed3fa81e3d81d1daa9359ae92a010f622c00b57a2797401b0c0bb00",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2011-06-14T03:52:19Z",
    "title_canon_sha256": "6df010c7edf8d58ee3bf84627db380d6682750dfa171fc8e49818eb4ddaed328"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.2602",
    "kind": "arxiv",
    "version": 3
  }
}