Pith Number

pith:QAD6UGDY

pith:2024:QAD6UGDY2X4BLBH5ADQWCKGS3A

not attested not anchored not stored refs pending

Entropy-based feature selection for capturing impacts in Earth system models with extreme forcing

Andrew Steyer, Diana Bull, Graham Harper, Irina Tezaur, Jerry Watkins, Luca Bertagna

arxiv:2409.18011 v1 · 2024-09-26 · stat.AP · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QAD6UGDY2X4BLBH5ADQWCKGS3A}

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	2026-07-05T09:12:19.066436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8007ea1878d5f81584fd00e16128d2d826bda4fa5d46642a45155a2b2ef5beb3

Aliases

arxiv: 2409.18011 · arxiv_version: 2409.18011v1 · doi: 10.48550/arxiv.2409.18011 · pith_short_12: QAD6UGDY2X4B · pith_short_16: QAD6UGDY2X4BLBH5 · pith_short_8: QAD6UGDY

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/QAD6UGDY2X4BLBH5ADQWCKGS3A \
  | 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: 8007ea1878d5f81584fd00e16128d2d826bda4fa5d46642a45155a2b2ef5beb3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04f850db4125b21ea68d279943770c376a311623e778a3ff2f8b556590bd881f",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2024-09-26T16:19:56Z",
    "title_canon_sha256": "0d5f50cd096a7c52512c3c3d8c917b15fb20486b36f79695b4b94bcccec71274"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.18011",
    "kind": "arxiv",
    "version": 1
  }
}