Pith Number

pith:Z5KYPC5L

pith:2014:Z5KYPC5LNID5IMKYGVEI7FHXJD

not attested not anchored not stored refs pending

Portfolio Selection with Mandatory Bequest

Jiacheng Feng

arxiv:1409.3969 v1 · 2014-09-13 · 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{Z5KYPC5LNID5IMKYGVEI7FHXJD}

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	2026-05-18T02:42:53.314144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf55878bab6a07d4315835488f94f748eb9b3e7ed636613e36ae64c4e7c5006e

Aliases

arxiv: 1409.3969 · arxiv_version: 1409.3969v1 · doi: 10.48550/arxiv.1409.3969 · pith_short_12: Z5KYPC5LNID5 · pith_short_16: Z5KYPC5LNID5IMKY · pith_short_8: Z5KYPC5L

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/Z5KYPC5LNID5IMKYGVEI7FHXJD \
  | 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: cf55878bab6a07d4315835488f94f748eb9b3e7ed636613e36ae64c4e7c5006e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83b5bb20502ec97e5450b1cdcc1b3f8cbebe17fbd069e61d5aa5732752fff357",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PM",
    "submitted_at": "2014-09-13T17:11:47Z",
    "title_canon_sha256": "9090626b32c510efe8b8fae1f54449cf4ddf274407f7bc392ca56546141f162c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.3969",
    "kind": "arxiv",
    "version": 1
  }
}