Pith Number

pith:ZZMGZTU5

pith:2019:ZZMGZTU5KCSBAFHM2POQIXISGT

not attested not anchored not stored refs pending

Some Results about the Index Conjecture for log Calabi-Yau Pairs

Yanning Xu

arxiv:1905.00297 v2 · 2019-04-30 · 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{ZZMGZTU5KCSBAFHM2POQIXISGT}

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	2026-05-17T23:47:11.860954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce586cce9d50a41014ecd3dd045d1234c4193cf8878d60552a57b52de2360989

Aliases

arxiv: 1905.00297 · arxiv_version: 1905.00297v2 · doi: 10.48550/arxiv.1905.00297 · pith_short_12: ZZMGZTU5KCSB · pith_short_16: ZZMGZTU5KCSBAFHM · pith_short_8: ZZMGZTU5

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/ZZMGZTU5KCSBAFHM2POQIXISGT \
  | 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: ce586cce9d50a41014ecd3dd045d1234c4193cf8878d60552a57b52de2360989

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f505243f380c56ec34b9c1c9a309111fef279dc1bc9ad99258cfac9eeb33a15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2019-04-30T11:03:08Z",
    "title_canon_sha256": "d3d93e91c02b99a4f5c6aeb46ddde6db56f3a5c4f7aa88c70ca7047049d6045c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.00297",
    "kind": "arxiv",
    "version": 2
  }
}