Pith Number

pith:7YKHXWIK

pith:2015:7YKHXWIK2SOLJXCC2B4YDY47QZ

not attested not anchored not stored refs pending

Approximate hedging problem with transaction costs in stochastic volatility markets

Serguei Pergamenshchikov, Thai Huu Nguyen

arxiv:1505.02546 v1 · 2015-05-11 · q-fin.MF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7YKHXWIK2SOLJXCC2B4YDY47QZ}

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	2026-05-18T01:37:07.298654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe147bd90ad49cb4dc42d07981e39f8667f265be73c22d346cea860d5d71f5a5

Aliases

arxiv: 1505.02546 · arxiv_version: 1505.02546v1 · doi: 10.48550/arxiv.1505.02546 · pith_short_12: 7YKHXWIK2SOL · pith_short_16: 7YKHXWIK2SOLJXCC · pith_short_8: 7YKHXWIK

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/7YKHXWIK2SOLJXCC2B4YDY47QZ \
  | 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: fe147bd90ad49cb4dc42d07981e39f8667f265be73c22d346cea860d5d71f5a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e106ec1f20bec6190a8312a2ecc2b9219c84ca1cb2aff2577dc5452928ba9bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.MF",
    "submitted_at": "2015-05-11T10:16:06Z",
    "title_canon_sha256": "666ab79c2b2eb30a8bf609773c32634ea390681442efebe655e8650fdc464680"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02546",
    "kind": "arxiv",
    "version": 1
  }
}