Pith Number

pith:SL25K5KG

pith:2011:SL25K5KGEO7M4C6T5DX6D4LYTE

not attested not anchored not stored refs pending

Geometry of Metrics

Matti Vuorinen

arxiv:1101.4293 v2 · 2011-01-22 · 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{SL25K5KGEO7M4C6T5DX6D4LYTE}

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	2026-05-18T04:23:34.082992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92f5d5754623bece0bd3e8efe1f1789920be1b99cb4f5326b7cdccfef1a205fc

Aliases

arxiv: 1101.4293 · arxiv_version: 1101.4293v2 · doi: 10.48550/arxiv.1101.4293 · pith_short_12: SL25K5KGEO7M · pith_short_16: SL25K5KGEO7M4C6T · pith_short_8: SL25K5KG

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/SL25K5KGEO7M4C6T5DX6D4LYTE \
  | 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: 92f5d5754623bece0bd3e8efe1f1789920be1b99cb4f5326b7cdccfef1a205fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1011e5e537c4a5d4efe86a19f6ab0c8d738b370d757da712afa1a40570253246",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2011-01-22T14:41:19Z",
    "title_canon_sha256": "aa8e04e70bf97f73ffc2d57668675483610b38a3773c8919c42ca45a1c87c4ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.4293",
    "kind": "arxiv",
    "version": 2
  }
}