Pith Number

pith:O3UHHRAX

pith:2026:O3UHHRAXHZKYZES4SFYXL54ZHG

not attested not anchored not stored refs pending

Near-Optimal Nitrogen Recommendations for Precision Agriculture via Sequential Screening and Hierarchical Refinement

Abdul-Nasah Soale, Hossein Moradi Rekabdarkolaee, Sakshi Arya

arxiv:2606.31661 v1 · 2026-06-30 · 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{O3UHHRAXHZKYZES4SFYXL54ZHG}

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	2026-07-01T01:18:10.929138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76e873c4173e558c925c917175f79939b2269250e2de52267b4091f70c1c43e4

Aliases

arxiv: 2606.31661 · arxiv_version: 2606.31661v1 · doi: 10.48550/arxiv.2606.31661 · pith_short_12: O3UHHRAXHZKY · pith_short_16: O3UHHRAXHZKYZES4 · pith_short_8: O3UHHRAX

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/O3UHHRAXHZKYZES4SFYXL54ZHG \
  | 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: 76e873c4173e558c925c917175f79939b2269250e2de52267b4091f70c1c43e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67340bf0ac64b68c83c44410f411ed824a52aaed7efe904b4808d271646d7b57",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-06-30T13:41:39Z",
    "title_canon_sha256": "f950337fb3b5a1f85a316f57c44abdb1d95f98edf12285d31f2a165bfdd01e24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31661",
    "kind": "arxiv",
    "version": 1
  }
}