Pith Number

pith:UF2SRMWG

pith:2008:UF2SRMWGXI7JDOGFTJDZYQ2MGJ

not attested not anchored not stored refs pending

A note on K\"ahler-Ricci soliton

Gang Tian, Song Sun, Xiuxiong Chen

arxiv:0806.2848 v3 · 2008-06-17 · math.DG · 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{UF2SRMWGXI7JDOGFTJDZYQ2MGJ}

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	2026-07-04T15:44:02.900888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a17528b2c6ba3e91b8c59a479c434c325f29af5da2b96d8ef08321990175d061

Aliases

arxiv: 0806.2848 · arxiv_version: 0806.2848v3 · doi: 10.48550/arxiv.0806.2848 · pith_short_12: UF2SRMWGXI7J · pith_short_16: UF2SRMWGXI7JDOGF · pith_short_8: UF2SRMWG

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/UF2SRMWGXI7JDOGFTJDZYQ2MGJ \
  | 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: a17528b2c6ba3e91b8c59a479c434c325f29af5da2b96d8ef08321990175d061

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d092927d25562e294052951281e23cec4fe96003a7dfbebfa403af77531edd9",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2008-06-17T17:42:05Z",
    "title_canon_sha256": "44153cb102dd370fe928276a5c1135ef6b2ce0307e4e19b62246942a1ef50df1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.2848",
    "kind": "arxiv",
    "version": 3
  }
}