Pith Number

pith:XKOKX4LQ

pith:2018:XKOKX4LQVIOQFVHMCGF2JSWJYC

not attested not anchored not stored refs pending

Enhancing Stock Market Prediction with Extended Coupled Hidden Markov Model over Multi-Sourced Data

Binxing Fang, Philip S. Yu, Senzhang Wang, Xi Zhang, Yixuan Li

arxiv:1809.00306 v1 · 2018-09-02 · q-fin.ST · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XKOKX4LQVIOQFVHMCGF2JSWJYC}

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	2026-05-18T00:03:24.147885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba9cabf170aa1d02d4ec118ba4cac9c0ba73cd3b823fc8a2a56fee2ce0bd9a27

Aliases

arxiv: 1809.00306 · arxiv_version: 1809.00306v1 · doi: 10.48550/arxiv.1809.00306 · pith_short_12: XKOKX4LQVIOQ · pith_short_16: XKOKX4LQVIOQFVHM · pith_short_8: XKOKX4LQ

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/XKOKX4LQVIOQFVHMCGF2JSWJYC \
  | 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: ba9cabf170aa1d02d4ec118ba4cac9c0ba73cd3b823fc8a2a56fee2ce0bd9a27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d57ed153a7e0c3e4484750f81f364e8712062d575fd6f4c8c91b7fa425a9742c",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2018-09-02T07:48:24Z",
    "title_canon_sha256": "7fa75e53202fef24c1c2e7b470154ac9c6a847874e4920ea21b1ff961e457f16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00306",
    "kind": "arxiv",
    "version": 1
  }
}