Pith Number

pith:5PVQRBS4

pith:2014:5PVQRBS4PMSTX3M76UV33THA7P

not attested not anchored not stored refs pending

Covariance among independent variables determines the overfitting and underfitting problems in variation partitioning methods: with a special focus on the mixed co-variation

Youhua Chen

arxiv:1402.3324 v1 · 2014-02-13 · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5PVQRBS4PMSTX3M76UV33THA7P}

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	2026-05-18T02:59:05.537803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebeb08865c7b253bed9ff52bbdcce0fbce2740b093686a129b6b451bdc8f77c2

Aliases

arxiv: 1402.3324 · arxiv_version: 1402.3324v1 · doi: 10.48550/arxiv.1402.3324 · pith_short_12: 5PVQRBS4PMST · pith_short_16: 5PVQRBS4PMSTX3M7 · pith_short_8: 5PVQRBS4

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/5PVQRBS4PMSTX3M76UV33THA7P \
  | 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: ebeb08865c7b253bed9ff52bbdcce0fbce2740b093686a129b6b451bdc8f77c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2499a5efbdae2aef7cca34226efa259cebc394eb0ac645d2291a328cacc5aac8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2014-02-13T22:13:29Z",
    "title_canon_sha256": "54e6f5097267344fba4a7f6e39ef067ee292c86a31646ef1664cf9044e36bfb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.3324",
    "kind": "arxiv",
    "version": 1
  }
}