Pith Number

pith:43MY3D6W

pith:2025:43MY3D6W5566AYVTKW2GYKJXMD

not attested not anchored not stored refs pending

Managing Portfolios Across the Return Distribution

Attila Sarkany, Jozef Barunik, Lukas Janasek

arxiv:2510.19271 v2 · 2025-10-22 · 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{43MY3D6W5566AYVTKW2GYKJXMD}

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	2026-06-24T01:14:58.834895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6d98d8fd6ef7de062b355b46c293760ef6a553463421a19b1cad1dbbf9b5cbb

Aliases

arxiv: 2510.19271 · arxiv_version: 2510.19271v2 · doi: 10.48550/arxiv.2510.19271 · pith_short_12: 43MY3D6W5566 · pith_short_16: 43MY3D6W5566AYVT · pith_short_8: 43MY3D6W

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/43MY3D6W5566AYVTKW2GYKJXMD \
  | 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: e6d98d8fd6ef7de062b355b46c293760ef6a553463421a19b1cad1dbbf9b5cbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91c332b23e413827e1f37c21c993a61a1b2349e335183c0bc8c0d77f36ac84d9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-fin.GN",
    "submitted_at": "2025-10-22T06:03:19Z",
    "title_canon_sha256": "8c04e9314c569bc0f7c0f977cb8f431f576814365bd3f7f70a2deb632df6e1f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.19271",
    "kind": "arxiv",
    "version": 2
  }
}