Pith Number

pith:N6YE4NI3

pith:2025:N6YE4NI35R2EA5MS5K33H3KTAL

not attested not anchored not stored refs pending

Regularized Generalized Covariance (RGCov) Estimator

Alain Hecq, Aryan Manafi Neyazi, Francesco Giancaterini, Joann Jasiak

arxiv:2504.18678 v1 · 2025-04-25 · 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{N6YE4NI35R2EA5MS5K33H3KTAL}

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	2026-07-05T10:54:18.876339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fb04e351bec74407592eab7b3ed5302fa397435217a5728ecb49bce39b85b23

Aliases

arxiv: 2504.18678 · arxiv_version: 2504.18678v1 · doi: 10.48550/arxiv.2504.18678 · pith_short_12: N6YE4NI35R2E · pith_short_16: N6YE4NI35R2EA5MS · pith_short_8: N6YE4NI3

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/N6YE4NI35R2EA5MS5K33H3KTAL \
  | 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: 6fb04e351bec74407592eab7b3ed5302fa397435217a5728ecb49bce39b85b23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a0694d1d1d4160b8086dfda3ff6ee5b99576e92d40ece13b6801f9045e3b605",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2025-04-25T20:01:30Z",
    "title_canon_sha256": "987ddddcc76cb118486d56f0db6ccfb6eda5f5a7c2041b8b191f2f402d844189"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.18678",
    "kind": "arxiv",
    "version": 1
  }
}