Pith Number

pith:3HPCA6LG

pith:2012:3HPCA6LGA2LRDYTPBGYJVCIGOB

not attested not anchored not stored refs pending

On smooth and isolated curves in general complete intersection Calabi-Yau threefolds

Xun Yu

arxiv:1208.6282 v1 · 2012-08-30 · 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{3HPCA6LGA2LRDYTPBGYJVCIGOB}

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	2026-05-18T03:46:46.007717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9de207966069711e26f09b09a89067060c5a2349410a81b3186cd78d3565dec

Aliases

arxiv: 1208.6282 · arxiv_version: 1208.6282v1 · doi: 10.48550/arxiv.1208.6282 · pith_short_12: 3HPCA6LGA2LR · pith_short_16: 3HPCA6LGA2LRDYTP · pith_short_8: 3HPCA6LG

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/3HPCA6LGA2LRDYTPBGYJVCIGOB \
  | 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: d9de207966069711e26f09b09a89067060c5a2349410a81b3186cd78d3565dec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98046136a2337c12b3ad2aa5fdea4be5ba51956e512ac0e1485c6faf2e69ecf7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-08-30T19:51:37Z",
    "title_canon_sha256": "20ea39449c3fcd57530c6282504f38dff66aa2a019fc4a253a6704ff3638f3ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.6282",
    "kind": "arxiv",
    "version": 1
  }
}