Pith Number

pith:KX5A2PON

pith:2013:KX5A2PONERMHQD6VFS6N3THKZL

not attested not anchored not stored refs pending

Diversities, hyperconvexity and fixed points

Bozena Piatek, Rafa Espinola

arxiv:1303.7146 v1 · 2013-03-28 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KX5A2PONERMHQD6VFS6N3THKZL}

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	2026-05-18T01:03:24.471618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55fa0d3dcd2458780fd52cbcddcceacaff935a1d0a7d32e94836447969d01529

Aliases

arxiv: 1303.7146 · arxiv_version: 1303.7146v1 · doi: 10.48550/arxiv.1303.7146 · pith_short_12: KX5A2PONERMH · pith_short_16: KX5A2PONERMHQD6V · pith_short_8: KX5A2PON

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/KX5A2PONERMHQD6VFS6N3THKZL \
  | 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: 55fa0d3dcd2458780fd52cbcddcceacaff935a1d0a7d32e94836447969d01529

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18954fd683edf3015371b900f52fad21e9bdd7cba57a0ec977c7bdf0be7ea556",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2013-03-28T15:07:10Z",
    "title_canon_sha256": "1add0f52822bceb474052e3e648251670cc8d34526f24f93b7dfb91698658e23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.7146",
    "kind": "arxiv",
    "version": 1
  }
}