Pith Number

pith:3BR2ARF7

pith:2019:3BR2ARF7VB3GESVAQ65FOMOGLU

not attested not anchored not stored refs pending

Efficient surrogate modeling methods for large-scale Earth system models based on machine learning techniques

Daniel Ricciuto, Dan Lu

arxiv:1901.05125 v1 · 2019-01-16 · stat.ML · cs.LG

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3BR2ARF7VB3GESVAQ65FOMOGLU}

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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	2026-05-17T23:56:11.843867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d863a044bfa876624aa087ba5731c65d35092699b10a17c01d8373b21a59d662

Aliases

arxiv: 1901.05125 · arxiv_version: 1901.05125v1 · doi: 10.48550/arxiv.1901.05125 · pith_short_12: 3BR2ARF7VB3G · pith_short_16: 3BR2ARF7VB3GESVA · pith_short_8: 3BR2ARF7

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/3BR2ARF7VB3GESVAQ65FOMOGLU \
  | 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: d863a044bfa876624aa087ba5731c65d35092699b10a17c01d8373b21a59d662

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da6147488dd2b0ef7032ac020dd5b9503ac2baff6d0302dcaf1f4416fe31dfe9",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-01-16T03:22:38Z",
    "title_canon_sha256": "b1746406a752580626531817ef639e9d49a9fb398fc5866c2a85b231905480a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05125",
    "kind": "arxiv",
    "version": 1
  }
}