Pith Number

pith:FXSS6HKC

pith:2017:FXSS6HKCRB2SG253LWBBCKEOS5

not attested not anchored not stored refs pending

Toric extremal Kaehler-Ricci solitons are Kaehler-Einstein

David Petrecca, Simone Calamai

arxiv:1708.06256 v2 · 2017-08-21 · 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{FXSS6HKCRB2SG253LWBBCKEOS5}

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	2026-05-18T00:36:02.654533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2de52f1d428875236bbb5d8211288e977c4be1ace3b0e5f65bdfee38324db1ee

Aliases

arxiv: 1708.06256 · arxiv_version: 1708.06256v2 · doi: 10.48550/arxiv.1708.06256 · pith_short_12: FXSS6HKCRB2S · pith_short_16: FXSS6HKCRB2SG253 · pith_short_8: FXSS6HKC

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/FXSS6HKCRB2SG253LWBBCKEOS5 \
  | 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: 2de52f1d428875236bbb5d8211288e977c4be1ace3b0e5f65bdfee38324db1ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4cefb918fad2352aaa3c9df6baa11bf82a848a9cf732815d48d2741cbfef1ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-08-21T14:30:35Z",
    "title_canon_sha256": "0b307747272110dfbeca03c4fee940c6702feb322dd91f0880a47c23e4ee2de0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06256",
    "kind": "arxiv",
    "version": 2
  }
}