Pith Number

pith:B7NRVNF2

pith:2019:B7NRVNF2LTHZUTKQEWN6WX4A5C

not attested not anchored not stored refs pending

A mixture of experts model for predicting persistent weather patterns

Carlos Casanova-Mateo, Maria Perez-Ortiz, Pedro A. Gutierrez, Peter Tino, Sancho Salcedo-Sanz

arxiv:1903.10012 v1 · 2019-03-24 · cs.LG · cs.AI · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B7NRVNF2LTHZUTKQEWN6WX4A5C}

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	2026-05-17T23:50:34.783573Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fdb1ab4ba5ccf9a4d50259beb5f80e899af951428c7a42a10815709bf1f8941

Aliases

arxiv: 1903.10012 · arxiv_version: 1903.10012v1 · doi: 10.48550/arxiv.1903.10012 · pith_short_12: B7NRVNF2LTHZ · pith_short_16: B7NRVNF2LTHZUTKQ · pith_short_8: B7NRVNF2

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/B7NRVNF2LTHZUTKQEWN6WX4A5C \
  | 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: 0fdb1ab4ba5ccf9a4d50259beb5f80e899af951428c7a42a10815709bf1f8941

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84a215411846d22f73df8f6b83ca2dcc90c5e968ea637939907ef92ae0d04baa",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-03-24T16:17:07Z",
    "title_canon_sha256": "a21081c92a5bf95c7b380b765f61b72710d5c6e85562082052db51658bc00c7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.10012",
    "kind": "arxiv",
    "version": 1
  }
}