Pith Number

pith:ECDUTOYO

pith:2012:ECDUTOYOZZFXSFSKXPMHPAVLGG

not attested not anchored not stored refs pending

The fractional volatility model: No-arbitrage, leverage and completeness

A.M. Rodrigues, M. J. Oliveira, R. Vilela Mendes

arxiv:1205.2866 v1 · 2012-05-13 · q-fin.ST

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ECDUTOYOZZFXSFSKXPMHPAVLGG}

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	2026-05-18T01:57:32.799208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

208749bb0ece4b79164abbd87782ab31b4aebc9ea4ce39317b6483f419e1fe2b

Aliases

arxiv: 1205.2866 · arxiv_version: 1205.2866v1 · doi: 10.48550/arxiv.1205.2866 · pith_short_12: ECDUTOYOZZFX · pith_short_16: ECDUTOYOZZFXSFSK · pith_short_8: ECDUTOYO

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/ECDUTOYOZZFXSFSKXPMHPAVLGG \
  | 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: 208749bb0ece4b79164abbd87782ab31b4aebc9ea4ce39317b6483f419e1fe2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72748854a3e2661c5ed5889275c8bb9b0d55dddb8b457bde251ea6fcbf0b1459",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2012-05-13T14:21:24Z",
    "title_canon_sha256": "62de5844cad644b6a2d67c7ee2170c15dc462f902404cfa278a33c47ec294653"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.2866",
    "kind": "arxiv",
    "version": 1
  }
}