Pith Number

pith:743QGKDO

pith:2025:743QGKDO52YWCGGDTRZDGL3AZW

not attested not anchored not stored refs pending

Infinite combinatorial Ricci flow in spherical background geometry

Chang Li, Hao Yu, Yangxiang Lu

arxiv:2505.05925 v2 · 2025-05-09 · math.GT · 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{743QGKDO52YWCGGDTRZDGL3AZW}

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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.

Cited by

1 paper in Pith

Characterization of Infinite Ideal Polyhedra in Hyperbolic 3-Space via Combinatorial Ricci Flow

Receipt and verification

First computed	2026-07-05T11:02:43.703201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff3703286eeeb16118c39c72332f60cdb77395e928093eccd6069470aedbfe60

Aliases

arxiv: 2505.05925 · arxiv_version: 2505.05925v2 · doi: 10.48550/arxiv.2505.05925 · pith_short_12: 743QGKDO52YW · pith_short_16: 743QGKDO52YWCGGD · pith_short_8: 743QGKDO

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/743QGKDO52YWCGGDTRZDGL3AZW \
  | 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: ff3703286eeeb16118c39c72332f60cdb77395e928093eccd6069470aedbfe60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63ec7e6e1af682e2f2dc49110f586dce87e16680d22c2253f7f3dbc8f8274568",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2025-05-09T09:57:58Z",
    "title_canon_sha256": "159bbec1bb7c7f5932a6c3e772df3f00d7c6affbd605d98cdc234b7b8c118339"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.05925",
    "kind": "arxiv",
    "version": 2
  }
}