Pith Number

pith:3WGKSFRC

pith:2014:3WGKSFRCUEPHXORRWFLUADSQRB

not attested not anchored not stored refs pending

High-order compact finite difference schemes for option pricing in stochastic volatility models on non-uniform grids

Bertram D\"uring, Christof Heuer, Michel Fourni\'e

arxiv:1404.5138 v1 · 2014-04-21 · q-fin.CP · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3WGKSFRCUEPHXORRWFLUADSQRB}

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	2026-05-18T02:52:13.835275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd8ca91622a11e7bba31b157400e5088745fb1f3244b426949ca04a35745e7c5

Aliases

arxiv: 1404.5138 · arxiv_version: 1404.5138v1 · doi: 10.48550/arxiv.1404.5138 · pith_short_12: 3WGKSFRCUEPH · pith_short_16: 3WGKSFRCUEPHXORR · pith_short_8: 3WGKSFRC

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/3WGKSFRCUEPHXORRWFLUADSQRB \
  | 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: dd8ca91622a11e7bba31b157400e5088745fb1f3244b426949ca04a35745e7c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43e9a564e9835d09c60da88a4e3e656f4a2e55591c9c707c23201468d1b52d67",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.CP",
    "submitted_at": "2014-04-21T08:13:21Z",
    "title_canon_sha256": "d36bec357ec9d3abfa2efb1d93afdea5f3e3b7fab5832d791d411d2a12c8b227"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5138",
    "kind": "arxiv",
    "version": 1
  }
}