Pith Number

pith:URDF5M3O

pith:2025:URDF5M3OW4UNC6TSPPENGXZSYY

not attested not anchored not stored refs pending

Evaluating Meta-Regression Techniques: A Simulation Study on Heterogeneity in Location and Time

Ali Habibnia, Jonathan Gendron

arxiv:2504.16696 v2 · 2025-04-23 · econ.EM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{URDF5M3OW4UNC6TSPPENGXZSYY}

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	2026-07-05T11:38:29.000445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4465eb36eb728d17a727bc8d35f32c62d8fe19e960b44a2d24bde358e525d79

Aliases

arxiv: 2504.16696 · arxiv_version: 2504.16696v2 · doi: 10.48550/arxiv.2504.16696 · pith_short_12: URDF5M3OW4UN · pith_short_16: URDF5M3OW4UNC6TS · pith_short_8: URDF5M3O

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/URDF5M3OW4UNC6TSPPENGXZSYY \
  | 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: a4465eb36eb728d17a727bc8d35f32c62d8fe19e960b44a2d24bde358e525d79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "639a13d85611d541257a9746a3c5591e0f99406dec3abc257793d2c27cd3a7e1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2025-04-23T13:27:52Z",
    "title_canon_sha256": "823942ef0904fdf4e7c67c678e4c9e69b36e598d6f2ba46675fde898b7f9043f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.16696",
    "kind": "arxiv",
    "version": 2
  }
}