Pith Number

pith:FDHETTY5

pith:2008:FDHETTY5V2MCA477CP2ZKXY5EL

not attested not anchored not stored refs pending

Transformation methods for evaluating approximations to the optimal exercise boundary for linear and nonlinear Black-Scholes equations

Daniel Sevcovic

arxiv:0805.0611 v1 · 2008-05-05 · q-fin.CP · cs.NA · math.AP · 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{FDHETTY5V2MCA477CP2ZKXY5EL}

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	2026-06-03T22:06:05.995158Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28ce49cf1dae982073ff13f5955f1d22df6630fa7a74889db759cf20d60b3979

Aliases

arxiv: 0805.0611 · arxiv_version: 0805.0611v1 · doi: 10.48550/arxiv.0805.0611 · pith_short_12: FDHETTY5V2MC · pith_short_16: FDHETTY5V2MCA477 · pith_short_8: FDHETTY5

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/FDHETTY5V2MCA477CP2ZKXY5EL \
  | 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: 28ce49cf1dae982073ff13f5955f1d22df6630fa7a74889db759cf20d60b3979

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "553e3c59fb6515d401bd4124ba1b5ef4d2017b477d0984f69a0ff607c8b665e2",
    "cross_cats_sorted": [
      "cs.NA",
      "math.AP",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.CP",
    "submitted_at": "2008-05-05T22:10:49Z",
    "title_canon_sha256": "5a540c8f11f13fdd3237ffc6a1ff3777557b559056e614b29fed91133247226d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.0611",
    "kind": "arxiv",
    "version": 1
  }
}