Pith Number

pith:FTUUDAC2

pith:2019:FTUUDAC2QJHTS3T55O5YB4QALE

not attested not anchored not stored refs pending

The implied Sharpe ratio

Ankush Agarwal, Matthew Lorig

arxiv:1908.04837 v1 · 2019-08-13 · 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{FTUUDAC2QJHTS3T55O5YB4QALE}

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	2026-07-04T23:55:57.367796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ce941805a824f396e7debbb80f2005906c880def204584a835d91340ef1dec4

Aliases

arxiv: 1908.04837 · arxiv_version: 1908.04837v1 · doi: 10.48550/arxiv.1908.04837 · pith_short_12: FTUUDAC2QJHT · pith_short_16: FTUUDAC2QJHTS3T5 · pith_short_8: FTUUDAC2

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/FTUUDAC2QJHTS3T55O5YB4QALE \
  | 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: 2ce941805a824f396e7debbb80f2005906c880def204584a835d91340ef1dec4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a15d85379722acea462ef28c36b7c810a854cde8d2d07e1a970634ffb47a56f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.MF",
    "submitted_at": "2019-08-13T19:41:56Z",
    "title_canon_sha256": "679e8a0e844102f3969b0ffe0e7af39a02414ae2ecbb8b638059c36a17bb4431"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04837",
    "kind": "arxiv",
    "version": 1
  }
}