Pith Number

pith:WAUQEM2R

pith:2019:WAUQEM2RFFXP3VCEGGKI2BU4CG

not attested not anchored not stored refs pending

Quantitative portfolio selection: using density forecasting to find consistent portfolios

C.J. Adcock, J.E. Beasley, N. Meade

arxiv:1908.08442 v2 · 2019-08-22 · q-fin.PM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WAUQEM2RFFXP3VCEGGKI2BU4CG}

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	2026-07-05T01:13:54.236950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b029023351296efdd44431948d069c11b79a24e75f16d4656486903bdeed6aa4

Aliases

arxiv: 1908.08442 · arxiv_version: 1908.08442v2 · doi: 10.48550/arxiv.1908.08442 · pith_short_12: WAUQEM2RFFXP · pith_short_16: WAUQEM2RFFXP3VCE · pith_short_8: WAUQEM2R

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/WAUQEM2RFFXP3VCEGGKI2BU4CG \
  | 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: b029023351296efdd44431948d069c11b79a24e75f16d4656486903bdeed6aa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28cfe7ea3026d5194003a3eb926b18d2914062866b81787369fccfed9a84af60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PM",
    "submitted_at": "2019-08-22T15:15:41Z",
    "title_canon_sha256": "2d896266dbf95d04cc027ac39bb748f59ea3c58ba3626836a09687713a858901"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08442",
    "kind": "arxiv",
    "version": 2
  }
}