Pith Number

pith:IOL6QN7X

pith:2013:IOL6QN7XC7S3E2SZJU57G7VLJG

not attested not anchored not stored refs pending

Noncommutative Ricci flow in a matrix geometry

Rocco Duvenhage

arxiv:1310.2900 v2 · 2013-10-10 · math-ph · hep-th · math.MP · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IOL6QN7XC7S3E2SZJU57G7VLJG}

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	2026-05-18T02:59:47.603509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4397e837f717e5b26a594d3bf37eab49979a20c7ce19860c68761eb292647edd

Aliases

arxiv: 1310.2900 · arxiv_version: 1310.2900v2 · doi: 10.48550/arxiv.1310.2900 · pith_short_12: IOL6QN7XC7S3 · pith_short_16: IOL6QN7XC7S3E2SZ · pith_short_8: IOL6QN7X

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/IOL6QN7XC7S3E2SZJU57G7VLJG \
  | 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: 4397e837f717e5b26a594d3bf37eab49979a20c7ce19860c68761eb292647edd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc8cf000437b20b36d03ab1a9fb464933913c0c9b7341a23d98b46133716da45",
    "cross_cats_sorted": [
      "hep-th",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2013-10-10T17:50:28Z",
    "title_canon_sha256": "23c936a3574b21a65d5f46e1431e66c2532abdb30fc59445abe165f5f3654e7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.2900",
    "kind": "arxiv",
    "version": 2
  }
}