Pith Number

pith:ELQPQNJL

pith:2019:ELQPQNJLL7X7C7UJHVUJJEITC5

not attested not anchored not stored refs pending

Improving Regression-based Event Study Analysis Using a Topological Machine-learning Method

Ryozo Miura, Takashi Yamashita

arxiv:1905.06536 v1 · 2019-05-16 · econ.GN · q-fin.EC · q-fin.ST

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ELQPQNJLL7X7C7UJHVUJJEITC5}

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	2026-05-17T23:46:01.992736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22e0f8352b5feff17e893d689491131743d4e1c69fd8a53b15229514943a4111

Aliases

arxiv: 1905.06536 · arxiv_version: 1905.06536v1 · doi: 10.48550/arxiv.1905.06536 · pith_short_12: ELQPQNJLL7X7 · pith_short_16: ELQPQNJLL7X7C7UJ · pith_short_8: ELQPQNJL

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/ELQPQNJLL7X7C7UJHVUJJEITC5 \
  | 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: 22e0f8352b5feff17e893d689491131743d4e1c69fd8a53b15229514943a4111

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2184a211f37964d33d6a949947c5b47eac6769c66c7fafc9ed69d71a4df54a04",
    "cross_cats_sorted": [
      "q-fin.EC",
      "q-fin.ST"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.GN",
    "submitted_at": "2019-05-16T05:44:07Z",
    "title_canon_sha256": "4e425f34adc83018b2d626aca3237738c16ff0ea4ec01acfd169f062e7eac827"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.06536",
    "kind": "arxiv",
    "version": 1
  }
}