Pith Number

pith:32SDZ4JD

pith:2020:32SDZ4JDJDCZOPX36XARBPAEJA

not attested not anchored not stored refs pending

The Hirzebruch genera of complete intersections

Jianbo Wang, Yuyu Wang, Zhiwang Yu

arxiv:2003.02049 v2 · 2020-03-04 · math.AT · 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{32SDZ4JDJDCZOPX36XARBPAEJA}

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	2026-07-05T00:59:35.721399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dea43cf12348c5973efbf5c110bc0448284ed0b62aac4a0a5a47daf7dfd45b0b

Aliases

arxiv: 2003.02049 · arxiv_version: 2003.02049v2 · doi: 10.48550/arxiv.2003.02049 · pith_short_12: 32SDZ4JDJDCZ · pith_short_16: 32SDZ4JDJDCZOPX3 · pith_short_8: 32SDZ4JD

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/32SDZ4JDJDCZOPX36XARBPAEJA \
  | 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: dea43cf12348c5973efbf5c110bc0448284ed0b62aac4a0a5a47daf7dfd45b0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db9215fd61e25faaf840d4dc14f89da0623c93b5d1d475a7efe0b6f8afa01c49",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2020-03-04T12:51:28Z",
    "title_canon_sha256": "9a0f1d8653cb5c3184018411f8e238264bf170f0bcadda3ce47be21d0f743f98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.02049",
    "kind": "arxiv",
    "version": 2
  }
}