Pith Number

pith:MYSDZFXC

pith:2015:MYSDZFXCWKBZIDMFITPM3UMVVX

not attested not anchored not stored refs pending

On the Kahler Ricci flow on projective manifolds of general type

Bin Guo

arxiv:1501.04239 v1 · 2015-01-17 · 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{MYSDZFXCWKBZIDMFITPM3UMVVX}

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	2026-05-18T02:29:09.663973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66243c96e2b283940d8544decdd195adc00355fe0b06a725450f975840502a5e

Aliases

arxiv: 1501.04239 · arxiv_version: 1501.04239v1 · doi: 10.48550/arxiv.1501.04239 · pith_short_12: MYSDZFXCWKBZ · pith_short_16: MYSDZFXCWKBZIDMF · pith_short_8: MYSDZFXC

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/MYSDZFXCWKBZIDMFITPM3UMVVX \
  | 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: 66243c96e2b283940d8544decdd195adc00355fe0b06a725450f975840502a5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "199b682bd609038c9d6aace716a7931c3eb55b712845fdb81d6eee4e4e890561",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-01-17T22:39:41Z",
    "title_canon_sha256": "109fa47d9cfbc19b3b4b965d1b282f77bc99eee0663fa56d6771259a6dfd0cdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04239",
    "kind": "arxiv",
    "version": 1
  }
}