Pith Number

pith:G3LUHXUY

pith:2020:G3LUHXUYDC6EBVP3ZMAFT4GJMT

not attested not anchored not stored refs pending

Coupling Machine Learning and Crop Modeling Improves Crop Yield Prediction in the US Corn Belt

Guiping Hu, Isaiah Huber, Mohsen Shahhosseini, Sotirios V. Archontoulis

arxiv:2008.04060 v2 · 2020-07-28 · q-bio.QM · cs.LG · 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{G3LUHXUYDC6EBVP3ZMAFT4GJMT}

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	2026-07-05T02:19:15.306866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36d743de9818bc40d5fbcb0059f0c964c7c80bb507b153218c460eaa2deb83b9

Aliases

arxiv: 2008.04060 · arxiv_version: 2008.04060v2 · doi: 10.48550/arxiv.2008.04060 · pith_short_12: G3LUHXUYDC6E · pith_short_16: G3LUHXUYDC6EBVP3 · pith_short_8: G3LUHXUY

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/G3LUHXUYDC6EBVP3ZMAFT4GJMT \
  | 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: 36d743de9818bc40d5fbcb0059f0c964c7c80bb507b153218c460eaa2deb83b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7f3370a161101c6d72eb2e867bc8c5dc4b987c85d0d7a99ecc3d41da6f89761",
    "cross_cats_sorted": [
      "cs.LG",
      "q-bio.PE"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2020-07-28T16:22:44Z",
    "title_canon_sha256": "b466db2a03b1ecd881370c243e23d809f62e288b06a44429d84c7a9ad26c87ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.04060",
    "kind": "arxiv",
    "version": 2
  }
}