Pith Number

pith:QA4DBUSJ

pith:2013:QA4DBUSJNFFU5FGKFS45F333AP

not attested not anchored not stored refs pending

Is it possible to predict long-term success with k-NN? Case Study of four market indices (FTSE100, DAX, HANGSENG, NASDAQ)

A. N. Gorban, T. Y. Yang, Y. Shi

arxiv:1307.8308 v1 · 2013-07-31 · q-fin.ST · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QA4DBUSJNFFU5FGKFS45F333AP}

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	2026-05-18T01:48:32.275695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

803830d249694b4e94ca2cb9d2ef7b03d1b754dd2295a3984f5badf7d15101f2

Aliases

arxiv: 1307.8308 · arxiv_version: 1307.8308v1 · doi: 10.48550/arxiv.1307.8308 · pith_short_12: QA4DBUSJNFFU · pith_short_16: QA4DBUSJNFFU5FGK · pith_short_8: QA4DBUSJ

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/QA4DBUSJNFFU5FGKFS45F333AP \
  | 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: 803830d249694b4e94ca2cb9d2ef7b03d1b754dd2295a3984f5badf7d15101f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e5715eecc82cbb0fce9f475808f5340a7ba46ad195729e687ea77d530d0da96",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2013-07-31T12:56:35Z",
    "title_canon_sha256": "1fbe7088892876ad54767840067861a088a4a8721abb8c64b29a992d6af28bdc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.8308",
    "kind": "arxiv",
    "version": 1
  }
}