Pith Number

pith:UBZS4JBB

pith:2021:UBZS4JBBRFXQDXO6M5Y3LUYGIH

not attested not anchored not stored refs pending

Optimal consumption and portfolio selection with Epstein-Zin utility under general constraints

Dejian Tian, Zixin Feng

arxiv:2111.09032 v3 · 2021-11-17 · 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{UBZS4JBBRFXQDXO6M5Y3LUYGIH}

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	2026-07-05T06:13:14.451190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0732e2421896f01ddde6771b5d30641fb491b61bd51c165a8a663bd0543deea

Aliases

arxiv: 2111.09032 · arxiv_version: 2111.09032v3 · doi: 10.48550/arxiv.2111.09032 · pith_short_12: UBZS4JBBRFXQ · pith_short_16: UBZS4JBBRFXQDXO6 · pith_short_8: UBZS4JBB

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/UBZS4JBBRFXQDXO6M5Y3LUYGIH \
  | 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: a0732e2421896f01ddde6771b5d30641fb491b61bd51c165a8a663bd0543deea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f830cc13d094b815d766507878f7776badb258f6d3696031a9e778fcd176f875",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "q-fin.MF",
    "submitted_at": "2021-11-17T10:55:15Z",
    "title_canon_sha256": "b9672e0efecc2e8faaf75d648971f80002e2896a7345f4178be04f2cc275584b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.09032",
    "kind": "arxiv",
    "version": 3
  }
}