Pith Number

pith:7V7ESY3E

pith:2012:7V7ESY3EDME56BZOG3U4NTQLUK

not attested not anchored not stored refs pending

On the Hedging of Options On Exploding Exchange Rates

Johannes Ruf, Peter Carr, Travis Fisher

arxiv:1202.6188 v3 · 2012-02-28 · q-fin.PR · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7V7ESY3EDME56BZOG3U4NTQLUK}

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	2026-05-18T03:06:22.618700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd7e4963641b09df072e36e9c6ce0ba284acf09a8245a25b90fbc9aae757d0ae

Aliases

arxiv: 1202.6188 · arxiv_version: 1202.6188v3 · doi: 10.48550/arxiv.1202.6188 · pith_short_12: 7V7ESY3EDME5 · pith_short_16: 7V7ESY3EDME56BZO · pith_short_8: 7V7ESY3E

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/7V7ESY3EDME56BZOG3U4NTQLUK \
  | 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: fd7e4963641b09df072e36e9c6ce0ba284acf09a8245a25b90fbc9aae757d0ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "035cd33927f7aab2dda70103cb9487917398a715dccfab3af01d62cc8c8b06db",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PR",
    "submitted_at": "2012-02-28T11:53:37Z",
    "title_canon_sha256": "800bf3cd8dad3f20deb106f0f1c6b7fcb45b835599905fed39cd73cfc1c87f2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.6188",
    "kind": "arxiv",
    "version": 3
  }
}