Pith Number

pith:AFE27WJ6

pith:2018:AFE27WJ6XKPM2QJ5CFAV6LNQPH

not attested not anchored not stored refs pending

A Scalable Machine Learning System for Pre-Season Agriculture Yield Forecast

Bruno Silva, Igor Oliveira, Marco A. S. Netto, Renato L. F. Cunha

arxiv:1806.09244 v2 · 2018-06-25 · cs.CY · cs.LG · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AFE27WJ6XKPM2QJ5CFAV6LNQPH}

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	2026-05-18T00:03:16.106592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0149afd93eba9ecd413d11415f2db079fc33f0b9b78d4c7e255092bc5e5de507

Aliases

arxiv: 1806.09244 · arxiv_version: 1806.09244v2 · doi: 10.48550/arxiv.1806.09244 · pith_short_12: AFE27WJ6XKPM · pith_short_16: AFE27WJ6XKPM2QJ5 · pith_short_8: AFE27WJ6

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/AFE27WJ6XKPM2QJ5CFAV6LNQPH \
  | 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: 0149afd93eba9ecd413d11415f2db079fc33f0b9b78d4c7e255092bc5e5de507

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abb4551e9af03848074ad2db9e4398177325a9ba9f5f7ac480fb57782fdb3b69",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2018-06-25T01:05:19Z",
    "title_canon_sha256": "bde0f64377449f2d76b571aa6885b3d519b7d1c89519d8eadb055e60bf098c78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.09244",
    "kind": "arxiv",
    "version": 2
  }
}