Pith Number

pith:UHAA4F2W

pith:2018:UHAA4F2WYFK62FAVJP5SR644KZ

not attested not anchored not stored refs pending

Extension of the curvature form of the relative canonical line bundle on families of Calabi-Yau manifolds and applications

Georg Schumacher, Young-Jun Choi

arxiv:1804.00895 v1 · 2018-04-03 · 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{UHAA4F2WYFK62FAVJP5SR644KZ}

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	2026-05-18T00:19:31.851370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1c00e1756c155ed14154bfb28fb9c5652e5642586ecebd97c3c8bbb623b88dc

Aliases

arxiv: 1804.00895 · arxiv_version: 1804.00895v1 · doi: 10.48550/arxiv.1804.00895 · pith_short_12: UHAA4F2WYFK6 · pith_short_16: UHAA4F2WYFK62FAV · pith_short_8: UHAA4F2W

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/UHAA4F2WYFK62FAVJP5SR644KZ \
  | 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: a1c00e1756c155ed14154bfb28fb9c5652e5642586ecebd97c3c8bbb623b88dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc3a0dd64e7cbe85e18fd9f5264be251090f7ec136b81738ab52766120047ddc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2018-04-03T10:15:47Z",
    "title_canon_sha256": "0b5c1d07c397c559f786fe0a32de3fc5e32992b62c6e743293520e9b8e3e59c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.00895",
    "kind": "arxiv",
    "version": 1
  }
}