Pith Number

pith:DHDBNPC6

pith:2017:DHDBNPC6BWHOKCKFV5JOXVB6ZT

not attested not anchored not stored refs pending

Inequalities of Chern classes on nonsingular projective $n$-folds of Fano and general type with ample canonical bundle

Hao Sun, Rong Du

arxiv:1712.03458 v3 · 2017-12-10 · 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{DHDBNPC6BWHOKCKFV5JOXVB6ZT}

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	2026-05-17T23:57:19.586816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19c616bc5e0d8ee50945af52ebd43eccd15135a914d9d9c389d49b5317d2b5f2

Aliases

arxiv: 1712.03458 · arxiv_version: 1712.03458v3 · doi: 10.48550/arxiv.1712.03458 · pith_short_12: DHDBNPC6BWHO · pith_short_16: DHDBNPC6BWHOKCKF · pith_short_8: DHDBNPC6

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/DHDBNPC6BWHOKCKFV5JOXVB6ZT \
  | 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: 19c616bc5e0d8ee50945af52ebd43eccd15135a914d9d9c389d49b5317d2b5f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ff60f68f01276a8799f5790bb882de9afc3ae5f6910272304f8d2d11e03f32c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-12-10T00:35:22Z",
    "title_canon_sha256": "1eb8106d1e7dbae5cebc2c7dc8de7a4642ea9c8ce1ecbdc753fcc440a98d8f10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.03458",
    "kind": "arxiv",
    "version": 3
  }
}