Pith Number

pith:JPQG7V5M

pith:2014:JPQG7V5MSDZJ56KKJBBK3WP4D4

not attested not anchored not stored refs pending

Reduced basis methods for pricing options with the Black-Scholes and Heston model

Barbara Wohlmuth, Bernard Haasdonk, Julien Salomon, Olena Burkovska

arxiv:1408.1220 v1 · 2014-08-06 · 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{JPQG7V5MSDZJ56KKJBBK3WP4D4}

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	2026-05-18T02:45:47.920462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4be06fd7ac90f29ef94a4842add9fc1f1ccbc8999befc72492506137dba59e61

Aliases

arxiv: 1408.1220 · arxiv_version: 1408.1220v1 · doi: 10.48550/arxiv.1408.1220 · pith_short_12: JPQG7V5MSDZJ · pith_short_16: JPQG7V5MSDZJ56KK · pith_short_8: JPQG7V5M

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/JPQG7V5MSDZJ56KKJBBK3WP4D4 \
  | 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: 4be06fd7ac90f29ef94a4842add9fc1f1ccbc8999befc72492506137dba59e61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b4fffeda4c7e3efea2e53deb0e8535b02041cf5aa6e17b17e13336c151629a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-08-06T09:27:39Z",
    "title_canon_sha256": "6aa3404962a755d6d01360d830dc53f448c5ffc39350ef073a763e0da92ea4a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1220",
    "kind": "arxiv",
    "version": 1
  }
}