Pith Number

pith:7MERTA3W

pith:2022:7MERTA3WGF2M3GTJTTKRVS2VN7

not attested not anchored not stored refs pending

Cross validation for model selection: a primer with examples from ecology

Barry W. Brook, Luke Yates, Shane A. Richards, Zach Aandahl

arxiv:2203.04552 v1 · 2022-03-09 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7MERTA3WGF2M3GTJTTKRVS2VN7}

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.

Cited by

1 paper in Pith

Tidal Synchronization of TESS Eclipsing Binaries

Receipt and verification

First computed	2026-07-05T04:03:19.977502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb091983763174cd9a699cd51acb556fdf6594d7f536b61a481aecf731e6f1e0

Aliases

arxiv: 2203.04552 · arxiv_version: 2203.04552v1 · doi: 10.48550/arxiv.2203.04552 · pith_short_12: 7MERTA3WGF2M · pith_short_16: 7MERTA3WGF2M3GTJ · pith_short_8: 7MERTA3W

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/7MERTA3WGF2M3GTJTTKRVS2VN7 \
  | 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: fb091983763174cd9a699cd51acb556fdf6594d7f536b61a481aecf731e6f1e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d52d27602af7eb66a6b0b41fae012a7a345791b1a0ceb9fdd68eb04a70db676",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2022-03-09T07:09:52Z",
    "title_canon_sha256": "1a8dfb696d39d4d113bedc7da1aaeb173aabed025d452cb45587f05d4af5d969"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.04552",
    "kind": "arxiv",
    "version": 1
  }
}