Pith Number

pith:PE4OQUU7

pith:2009:PE4OQUU7HEWNEWIWJXBNBJ6JWH

not attested not anchored not stored refs pending

A Generalized Fourier Transform Approach to Risk Measures

G. Bormetti, G. Livan, G. Montagna, O. Nicrosini, V. Cazzola

arxiv:0909.3978 v2 · 2009-09-22 · q-fin.RM · q-fin.CP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PE4OQUU7HEWNEWIWJXBNBJ6JWH}

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	2026-05-18T03:56:22.976195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7938e8529f392cd259164dc2d0a7c9b1e2b7e520541b157ad32951f0ce5e9f34

Aliases

arxiv: 0909.3978 · arxiv_version: 0909.3978v2 · doi: 10.48550/arxiv.0909.3978 · pith_short_12: PE4OQUU7HEWN · pith_short_16: PE4OQUU7HEWNEWIW · pith_short_8: PE4OQUU7

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/PE4OQUU7HEWNEWIWJXBNBJ6JWH \
  | 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: 7938e8529f392cd259164dc2d0a7c9b1e2b7e520541b157ad32951f0ce5e9f34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d0b5932902b17a480e1acec3081a511b5f24cc44b0d64546f6e62bd298fe62f",
    "cross_cats_sorted": [
      "q-fin.CP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.RM",
    "submitted_at": "2009-09-22T12:33:56Z",
    "title_canon_sha256": "ac47986e87f078562166be9c0dc89f373e1cc39fb08a0064cc729a18e4fc60b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3978",
    "kind": "arxiv",
    "version": 2
  }
}