Pith Number

pith:VMZZUWTH

pith:2025:VMZZUWTH5A4ZLL5FTE4VU6DOLG

not attested not anchored not stored refs pending

Algebraic hyperbolicity of surfaces in Fano threefolds with Picard number one

Haesong Seo

arxiv:2502.06365 v1 · 2025-02-10 · 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{VMZZUWTH5A4ZLL5FTE4VU6DOLG}

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	2026-07-05T10:12:05.687081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab339a5a67e83995afa599395a786e598c333b8c453d83f0e2f7d869c5dde158

Aliases

arxiv: 2502.06365 · arxiv_version: 2502.06365v1 · doi: 10.48550/arxiv.2502.06365 · pith_short_12: VMZZUWTH5A4Z · pith_short_16: VMZZUWTH5A4ZLL5F · pith_short_8: VMZZUWTH

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/VMZZUWTH5A4ZLL5FTE4VU6DOLG \
  | 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: ab339a5a67e83995afa599395a786e598c333b8c453d83f0e2f7d869c5dde158

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea0a4f90f46a323f61219af95e59ce5be86ccc23ccca488f737ecdc3ffe7a5b1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2025-02-10T11:34:13Z",
    "title_canon_sha256": "7edfcf330ffb050bdcbeba70363b004eaeed773b1244e5483963d693bfc956fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.06365",
    "kind": "arxiv",
    "version": 1
  }
}