Pith Number

pith:LDLOP4KJ

pith:2011:LDLOP4KJH4Y2OODJCCXYMO4MGB

not attested not anchored not stored refs pending

On the Extension of the Calabi Flow on Toric Varieties

Hongnian Huang

arxiv:1101.0638 v1 · 2011-01-04 · 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{LDLOP4KJH4Y2OODJCCXYMO4MGB}

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	2026-05-18T04:32:02.362938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58d6e7f1493f31a7386910af863b8c30557f75e065a62b24713505f5c9b98970

Aliases

arxiv: 1101.0638 · arxiv_version: 1101.0638v1 · doi: 10.48550/arxiv.1101.0638 · pith_short_12: LDLOP4KJH4Y2 · pith_short_16: LDLOP4KJH4Y2OODJ · pith_short_8: LDLOP4KJ

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/LDLOP4KJH4Y2OODJCCXYMO4MGB \
  | 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: 58d6e7f1493f31a7386910af863b8c30557f75e065a62b24713505f5c9b98970

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59bc8ce55b39c2a36385fdfb7b805e7bed836f4a5f345ef5dca7b765e8c7d935",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-01-04T02:05:13Z",
    "title_canon_sha256": "b4cc187e112238828ac6656ae94dd2ba6fbbe973f9895a7875525364066d2aa7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.0638",
    "kind": "arxiv",
    "version": 1
  }
}