Pith Number

pith:XASNL7N2

pith:2016:XASNL7N26N7WYVPI7LA2U4RHZ6

not attested not anchored not stored refs pending

An Unbounded Family of log Calabi-Yau Pairs

Filippo F. Favale, Gilberto Bini

arxiv:1608.08804 v1 · 2016-08-31 · 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{XASNL7N26N7WYVPI7LA2U4RHZ6}

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	2026-05-18T01:06:39.857376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b824d5fdbaf37f6c55e8fac1aa7227cfbe66467db1cb4b626c79e6ef05acb4f0

Aliases

arxiv: 1608.08804 · arxiv_version: 1608.08804v1 · doi: 10.48550/arxiv.1608.08804 · pith_short_12: XASNL7N26N7W · pith_short_16: XASNL7N26N7WYVPI · pith_short_8: XASNL7N2

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/XASNL7N26N7WYVPI7LA2U4RHZ6 \
  | 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: b824d5fdbaf37f6c55e8fac1aa7227cfbe66467db1cb4b626c79e6ef05acb4f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe9f884af79e04188cdc1144ffbd55a875ce02412359783ff00407d4be60d5bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-08-31T10:45:18Z",
    "title_canon_sha256": "7b2ff11c93c01f27b0c656cab8bb782c638e95f80c3fffe5c6c190710a170294"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.08804",
    "kind": "arxiv",
    "version": 1
  }
}