Pith Number

pith:B4ECCW6S

pith:2019:B4ECCW6SFVMS724F64OU4HIUTQ

not attested not anchored not stored refs pending

Statistical and machine learning ensemble modelling to forecast sea surface temperature

Bei Chen, Fearghal O'Donncha, Stefan Wolff

arxiv:1909.08573 v2 · 2019-09-18 · physics.ao-ph · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B4ECCW6SFVMS724F64OU4HIUTQ}

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	2026-07-05T01:12:23.925715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f08215bd22d592feb85f71d4e1d149c3d10fc1abf9f6e393470ecd82935a750

Aliases

arxiv: 1909.08573 · arxiv_version: 1909.08573v2 · doi: 10.48550/arxiv.1909.08573 · pith_short_12: B4ECCW6SFVMS · pith_short_16: B4ECCW6SFVMS724F · pith_short_8: B4ECCW6S

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/B4ECCW6SFVMS724F64OU4HIUTQ \
  | 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: 0f08215bd22d592feb85f71d4e1d149c3d10fc1abf9f6e393470ecd82935a750

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd2aa452b7eb7c1dc4722471d64fc43af9c141f3c7855937660c2f83b040d5b5",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2019-09-18T17:03:30Z",
    "title_canon_sha256": "aae31c34117a92d1ff7a6ef24d575da25be22b06f1cd79ce05eb552fb7977168"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.08573",
    "kind": "arxiv",
    "version": 2
  }
}