Pith Number

pith:NJ6DLTNR

pith:2014:NJ6DLTNRTUXEZAKW62LE6KR7UN

not attested not anchored not stored refs pending

Implied volatility of basket options at extreme strikes

Archil Gulisashvili, Peter Tankov

arxiv:1406.0394 v1 · 2014-06-02 · q-fin.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{NJ6DLTNRTUXEZAKW62LE6KR7UN}

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	2026-05-18T02:50:41.023531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a7c35cdb19d2e4c8156f6964f2a3fa36249836e7f2c771067f5fbe287ebdfa2

Aliases

arxiv: 1406.0394 · arxiv_version: 1406.0394v1 · doi: 10.48550/arxiv.1406.0394 · pith_short_12: NJ6DLTNRTUXE · pith_short_16: NJ6DLTNRTUXEZAKW · pith_short_8: NJ6DLTNR

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/NJ6DLTNRTUXEZAKW62LE6KR7UN \
  | 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: 6a7c35cdb19d2e4c8156f6964f2a3fa36249836e7f2c771067f5fbe287ebdfa2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b72eeec3638c8f31330b9ee9f77f34d7556a9939fc6e4d486302a2676d28792",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PR",
    "submitted_at": "2014-06-02T14:48:22Z",
    "title_canon_sha256": "e6e361860a6568bc9b14d0b4b53292e65b948b1f3f03969819ebc2380081715d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.0394",
    "kind": "arxiv",
    "version": 1
  }
}