Pith Number

pith:QGZUHOPN

pith:2010:QGZUHOPNO2XA2D3KPTUMATCKUK

not attested not anchored not stored refs pending

Complex projective hypersurfaces of general type: toward a conjecture of Green and Griffiths

Joel Merker (DMA)

arxiv:1005.0405 v2 · 2010-05-03 · math.AG · math.CO · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGZUHOPNO2XA2D3KPTUMATCKUK}

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	2026-05-18T02:49:31.909047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81b343b9ed76ae0d0f6a7ce8c04c4aa2afa202586ddeebb496e916cbf9b11bd1

Aliases

arxiv: 1005.0405 · arxiv_version: 1005.0405v2 · doi: 10.48550/arxiv.1005.0405 · pith_short_12: QGZUHOPNO2XA · pith_short_16: QGZUHOPNO2XA2D3K · pith_short_8: QGZUHOPN

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/QGZUHOPNO2XA2D3KPTUMATCKUK \
  | 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: 81b343b9ed76ae0d0f6a7ce8c04c4aa2afa202586ddeebb496e916cbf9b11bd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f42408ec604ee17bc6e1079348338d81a0b3338faef30e5574fdb0989f251612",
    "cross_cats_sorted": [
      "math.CO",
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-05-03T21:30:06Z",
    "title_canon_sha256": "25af9ead03b1be62955bf2cbb39afeb09c9492ec42d0ec2b2101b72535f4601c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.0405",
    "kind": "arxiv",
    "version": 2
  }
}