Pith Number

pith:2PV6LQVI

pith:2017:2PV6LQVI67T2DM5XIFNE7ZGU25

not attested not anchored not stored refs pending

The Chebyshev method for the implied volatility

Christian P\"otz, Dilip B. Madan, Kathrin Glau, Paul Herold

arxiv:1710.01797 v1 · 2017-10-04 · 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{2PV6LQVI67T2DM5XIFNE7ZGU25}

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	2026-05-18T00:33:38.456469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3ebe5c2a8f7e7a1b3b7415a4fe4d4d7612c65bc4c7079761314637a52843f24

Aliases

arxiv: 1710.01797 · arxiv_version: 1710.01797v1 · doi: 10.48550/arxiv.1710.01797 · pith_short_12: 2PV6LQVI67T2 · pith_short_16: 2PV6LQVI67T2DM5X · pith_short_8: 2PV6LQVI

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/2PV6LQVI67T2DM5XIFNE7ZGU25 \
  | 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: d3ebe5c2a8f7e7a1b3b7415a4fe4d4d7612c65bc4c7079761314637a52843f24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40af8542459d65e0293c3b803826794572a54ff4fd22c288567c1acaa4caf216",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.CP",
    "submitted_at": "2017-10-04T20:38:15Z",
    "title_canon_sha256": "3ba614d3fb15175e0b0d828971d7a46a443249867c8aa99e2faaa547b2af15d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.01797",
    "kind": "arxiv",
    "version": 1
  }
}