Pith Number

pith:5RJ7P5TV

pith:2015:5RJ7P5TVSUEPQZVH3PTV2MYEGK

not attested not anchored not stored refs pending

Convergence of the conical Ricci flow on S2 to a soliton

D.H. Phong, Jacob Sturm, Jian Song, Xiaowei Wang

arxiv:1503.04488 v1 · 2015-03-15 · math.DG · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5RJ7P5TVSUEPQZVH3PTV2MYEGK}

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	2026-05-18T02:23:24.907466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec53f7f6759508f866a7dbe75d330432b1a7a5462d7e3edd4aafc577336d76c7

Aliases

arxiv: 1503.04488 · arxiv_version: 1503.04488v1 · doi: 10.48550/arxiv.1503.04488 · pith_short_12: 5RJ7P5TVSUEP · pith_short_16: 5RJ7P5TVSUEPQZVH · pith_short_8: 5RJ7P5TV

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/5RJ7P5TVSUEPQZVH3PTV2MYEGK \
  | 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: ec53f7f6759508f866a7dbe75d330432b1a7a5462d7e3edd4aafc577336d76c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a60d7c52dde2c11fa8f8ecda2d608be6944f77a37cb6b0b29fb79bdfcb27e025",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-03-15T23:03:11Z",
    "title_canon_sha256": "b6ce739dc8fa4e4dd11bbfc1d79245073b8911cba3668dfd9ccaccb2dbcbf064"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.04488",
    "kind": "arxiv",
    "version": 1
  }
}