Pith Number

pith:7YOUDGM4

pith:2021:7YOUDGM4CHXWOVZ7RIRQVA7GJ5

not attested not anchored not stored refs pending

Wealth heterogeneity in a closed pooled annuity fund

Ge Qu, Thomas Bernhardt

arxiv:2110.13467 v2 · 2021-10-26 · q-fin.RM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7YOUDGM4CHXWOVZ7RIRQVA7GJ5}

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	2026-07-05T04:47:39.652823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe1d41999c11ef67573f8a230a83e64f6a5309fb18a287bd58a7825e5f0909e6

Aliases

arxiv: 2110.13467 · arxiv_version: 2110.13467v2 · doi: 10.48550/arxiv.2110.13467 · pith_short_12: 7YOUDGM4CHXW · pith_short_16: 7YOUDGM4CHXWOVZ7 · pith_short_8: 7YOUDGM4

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/7YOUDGM4CHXWOVZ7RIRQVA7GJ5 \
  | 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: fe1d41999c11ef67573f8a230a83e64f6a5309fb18a287bd58a7825e5f0909e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b2177901e1608ca97c1101d2102b8be5b3f1d8617522e7d0d6c3d3b30c4c7a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.RM",
    "submitted_at": "2021-10-26T08:02:21Z",
    "title_canon_sha256": "df3fe5f0338ae6da441d0bdf5aa6b678239ec3d227dcd5733682c10556953c20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.13467",
    "kind": "arxiv",
    "version": 2
  }
}