Pith Number

pith:F4LRABWM

pith:2012:F4LRABWMHU6JY2E7S6E7ZGL3GM

not attested not anchored not stored refs pending

Time-Consistent Mean-Variance Portfolio Selection in Discrete and Continuous Time

Christoph Czichowsky

arxiv:1205.4748 v1 · 2012-05-21 · q-fin.PM · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F4LRABWMHU6JY2E7S6E7ZGL3GM}

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	2026-05-18T03:55:11.766737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f171006cc3d3c9c689f9789fc997b3325c4a47ec86fa9bd6b1682db582cc142

Aliases

arxiv: 1205.4748 · arxiv_version: 1205.4748v1 · doi: 10.48550/arxiv.1205.4748 · pith_short_12: F4LRABWMHU6J · pith_short_16: F4LRABWMHU6JY2E7 · pith_short_8: F4LRABWM

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/F4LRABWMHU6JY2E7S6E7ZGL3GM \
  | 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: 2f171006cc3d3c9c689f9789fc997b3325c4a47ec86fa9bd6b1682db582cc142

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfdc34b23fccb58afce92946d3d65cf03aa9ba0ad914ea659ddde25d086c6e55",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PM",
    "submitted_at": "2012-05-21T20:55:02Z",
    "title_canon_sha256": "d171dc20d047b5b0ca1d6cc49799c1f1c57c041d96a549c76018bd04f8b16930"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.4748",
    "kind": "arxiv",
    "version": 1
  }
}