Pith Number

pith:CUQK46RY

pith:2019:CUQK46RYCBNRUJFV7GKYYYVTMV

not attested not anchored not stored refs pending

Geometric flow, Multiplier ideal sheaves and Optimal destabilizer for a Fano manifold

Tomoyuki Hisamoto

arxiv:1901.08480 v3 · 2019-01-24 · math.DG · 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{CUQK46RYCBNRUJFV7GKYYYVTMV}

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	2026-07-05T00:34:37.991581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1520ae7a38105b1a24b5f9958c62b3656fdb41310dad110877c47cc635947324

Aliases

arxiv: 1901.08480 · arxiv_version: 1901.08480v3 · doi: 10.48550/arxiv.1901.08480 · pith_short_12: CUQK46RYCBNR · pith_short_16: CUQK46RYCBNRUJFV · pith_short_8: CUQK46RY

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/CUQK46RYCBNRUJFV7GKYYYVTMV \
  | 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: 1520ae7a38105b1a24b5f9958c62b3656fdb41310dad110877c47cc635947324

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae98dadce295be523b9632daa0fbedeefc3cf3e89775110b9e29a9ab5cdc8152",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-01-24T16:17:23Z",
    "title_canon_sha256": "89fb7a0dfbc0259959d3ca3305abd3126b329694601bfe9b0b8b682dcdb8df8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.08480",
    "kind": "arxiv",
    "version": 3
  }
}