Pith Number

pith:QPCWWYQZ

pith:2019:QPCWWYQZNXDQUFTP2M7K52FNBY

not attested not anchored not stored refs pending

The K\"ahler Ricci flow around complete bounded curvature K\"ahler metrics

Albert Chau, Man-Chun Lee

arxiv:1904.02233 v2 · 2019-04-03 · math.DG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QPCWWYQZNXDQUFTP2M7K52FNBY}

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	2026-05-17T23:49:14.276003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83c56b62196dc70a166fd33eaee8ad0e2ccad3b90c59f6bb24d9d1848b9705d6

Aliases

arxiv: 1904.02233 · arxiv_version: 1904.02233v2 · doi: 10.48550/arxiv.1904.02233 · pith_short_12: QPCWWYQZNXDQ · pith_short_16: QPCWWYQZNXDQUFTP · pith_short_8: QPCWWYQZ

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/QPCWWYQZNXDQUFTP2M7K52FNBY \
  | 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: 83c56b62196dc70a166fd33eaee8ad0e2ccad3b90c59f6bb24d9d1848b9705d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a441a0e21df5915d031b6f95aa6665d708fb9a6414d22a88b3adf6b758d1217",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-04-03T20:32:33Z",
    "title_canon_sha256": "bda1ac1d910dd8940777ea546d2522dd576fc0c35320d10a2876790cba302d38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02233",
    "kind": "arxiv",
    "version": 2
  }
}