Pith Number

pith:ON6CX74N

pith:2024:ON6CX74NPIUXKLGQUN6WQXQWWT

not attested not anchored not stored refs pending

Neural variational Data Assimilation with Uncertainty Quantification using SPDE priors

Bertrand Chapron, Maxime Beauchamp, Nicolas Desassis, Pierre Tandeo, Ronan Fablet, Simon Benaichouche

arxiv:2402.01855 v3 · 2024-02-02 · stat.ML · cs.LG · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ON6CX74NPIUXKLGQUN6WQXQWWT}

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	2026-07-05T10:06:39.053762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

737c2bff8d7a29752cd0a37d685e16b4f7b7bb7a49161f7fbd9c0cff2268ffbb

Aliases

arxiv: 2402.01855 · arxiv_version: 2402.01855v3 · doi: 10.48550/arxiv.2402.01855 · pith_short_12: ON6CX74NPIUX · pith_short_16: ON6CX74NPIUXKLGQ · pith_short_8: ON6CX74N

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/ON6CX74NPIUXKLGQUN6WQXQWWT \
  | 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: 737c2bff8d7a29752cd0a37d685e16b4f7b7bb7a49161f7fbd9c0cff2268ffbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3e240efc9dd65b33b55f330d98cf992f83483018e2fcc9af85b00160cb02806",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2024-02-02T19:18:12Z",
    "title_canon_sha256": "61914bec043d7b93b0f210e4969520a364a8a36df7553526dcffb70594fb9445"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.01855",
    "kind": "arxiv",
    "version": 3
  }
}