Pith Number

pith:SUUK6VPK

pith:2010:SUUK6VPKX7MQYONS7EESXAE3X2

not attested not anchored not stored refs pending

Birational contraction of genus two tails in the moduli space of genus four curves I

Donghoon Hyeon, Yongnam Lee

arxiv:1003.3973 v2 · 2010-03-21 · 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{SUUK6VPKX7MQYONS7EESXAE3X2}

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	2026-05-18T03:32:45.803523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9528af55eabfd90c39b2f9092b809bbeb402a98b93d8768a37acc79ef121b0e2

Aliases

arxiv: 1003.3973 · arxiv_version: 1003.3973v2 · doi: 10.48550/arxiv.1003.3973 · pith_short_12: SUUK6VPKX7MQ · pith_short_16: SUUK6VPKX7MQYONS · pith_short_8: SUUK6VPK

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/SUUK6VPKX7MQYONS7EESXAE3X2 \
  | 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: 9528af55eabfd90c39b2f9092b809bbeb402a98b93d8768a37acc79ef121b0e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25a0f06e31435abcfd24039d809bd44690bfae049468c29b87ec3f8318c63d76",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-03-21T07:17:05Z",
    "title_canon_sha256": "6ee1aee879099bbbb85c0a4e9d9b5a758c7a9afe0ffd561e200904710adbb9c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.3973",
    "kind": "arxiv",
    "version": 2
  }
}