Pith Number

pith:QSUSI5GZ

pith:2018:QSUSI5GZ4RBGCQKC5CNVA3Y4ML

not attested not anchored not stored refs pending

Matching distributions: Recovery of implied physical densities from option prices

Jarno Talponen

arxiv:1803.03996 v1 · 2018-03-11 · q-fin.PR · q-fin.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QSUSI5GZ4RBGCQKC5CNVA3Y4ML}

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	2026-05-18T00:21:33.240295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84a92474d9e442614142e89b506f1c62d02146b80df66fefb4a024648f6bb256

Aliases

arxiv: 1803.03996 · arxiv_version: 1803.03996v1 · doi: 10.48550/arxiv.1803.03996 · pith_short_12: QSUSI5GZ4RBG · pith_short_16: QSUSI5GZ4RBGCQKC · pith_short_8: QSUSI5GZ

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/QSUSI5GZ4RBGCQKC5CNVA3Y4ML \
  | 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: 84a92474d9e442614142e89b506f1c62d02146b80df66fefb4a024648f6bb256

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aca6f428bab9a80353ba715d170b30604d83585bd6af0267d4baaa85344030f7",
    "cross_cats_sorted": [
      "q-fin.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PR",
    "submitted_at": "2018-03-11T17:46:25Z",
    "title_canon_sha256": "ffed6b4fc803e487ece90ca92ec38363da1f41dd3c2b13b73b4f6a39d6f137c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03996",
    "kind": "arxiv",
    "version": 1
  }
}