Pith Number

pith:KFG3F7YX

pith:2019:KFG3F7YXVXSV3LOEMD3DTAUGZX

not attested not anchored not stored refs pending

The Sarkisov program on log surfaces

Keisuke Miyamoto

arxiv:1910.07025 v2 · 2019-10-15 · 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{KFG3F7YXVXSV3LOEMD3DTAUGZX}

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.

Cited by

1 paper in Pith

Sarkisov program for algebraically integrable and threefold foliations

Receipt and verification

First computed	2026-07-05T00:25:50.295094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

514db2ff17ade55dadc460f6398286cde51f6ae512e6a8ce9b609020e6d021e9

Aliases

arxiv: 1910.07025 · arxiv_version: 1910.07025v2 · doi: 10.48550/arxiv.1910.07025 · pith_short_12: KFG3F7YXVXSV · pith_short_16: KFG3F7YXVXSV3LOE · pith_short_8: KFG3F7YX

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/KFG3F7YXVXSV3LOEMD3DTAUGZX \
  | 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: 514db2ff17ade55dadc460f6398286cde51f6ae512e6a8ce9b609020e6d021e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0553566f6dca01adb97fc5d44288590a9868da6580c50e24f4075027eb1ecb1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2019-10-15T19:53:43Z",
    "title_canon_sha256": "1081cebc8772c05e667fe02008d5229bc11a9988b21db4832d770490f6573e77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.07025",
    "kind": "arxiv",
    "version": 2
  }
}