Pith Number

pith:2MB4PJED

pith:2009:2MB4PJEDHEILNSMKJ63MUYJGWP

not attested not anchored not stored refs pending

An explicit formula for the natural and conformally invariant quantization

F. Radoux

arxiv:0902.1543 v1 · 2009-02-09 · 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{2MB4PJEDHEILNSMKJ63MUYJGWP}

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	2026-05-18T02:14:48.594464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d303c7a4833910b6c98a4fb6ca6126b3fea1ed09927d90f2cc0820d1e4f8c43a

Aliases

arxiv: 0902.1543 · arxiv_version: 0902.1543v1 · doi: 10.48550/arxiv.0902.1543 · pith_short_12: 2MB4PJEDHEIL · pith_short_16: 2MB4PJEDHEILNSMK · pith_short_8: 2MB4PJED

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/2MB4PJEDHEILNSMKJ63MUYJGWP \
  | 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: d303c7a4833910b6c98a4fb6ca6126b3fea1ed09927d90f2cc0820d1e4f8c43a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee7fa279be609f1c344148ee476a44e43e5ec3f59296a27f17af8faece2b6bfa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2009-02-09T21:34:17Z",
    "title_canon_sha256": "c58251e2561cbd7ebfee93abbb17ecb6e7b81c8e357366c305295bbea1649d3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.1543",
    "kind": "arxiv",
    "version": 1
  }
}