Pith Number

pith:U5567EE4

pith:2016:U5567EE4O725FZ2TDMXXKVTZIR

not attested not anchored not stored refs pending

Calabi-Yau Threefolds With Small Hodge Numbers

Andrei Constantin, Challenger Mishra, Philip Candelas

arxiv:1602.06303 v2 · 2016-02-19 · hep-th · 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{U5567EE4O725FZ2TDMXXKVTZIR}

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	2026-05-18T00:11:28.362925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a77bef909c77f5d2e7531b2f755679444da19dad38875e941700b039ff7b0209

Aliases

arxiv: 1602.06303 · arxiv_version: 1602.06303v2 · doi: 10.48550/arxiv.1602.06303 · pith_short_12: U5567EE4O725 · pith_short_16: U5567EE4O725FZ2T · pith_short_8: U5567EE4

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/U5567EE4O725FZ2TDMXXKVTZIR \
  | 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: a77bef909c77f5d2e7531b2f755679444da19dad38875e941700b039ff7b0209

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aeedbf57ed7624d9cff85f7859fd1f21c450cb2d554ff5b83af04acc6db0f4d8",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2016-02-19T21:00:04Z",
    "title_canon_sha256": "973765bf6a8c63ee0cc0cc2f95988f30ffde3386f05ed80089b43e117fca2a43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.06303",
    "kind": "arxiv",
    "version": 2
  }
}