Pith Number

pith:5B45KSBT

pith:2025:5B45KSBTYHOWXQ4PKJDIV7KIJ7

not attested not anchored not stored refs pending

An Ensemble Information Filter: Retrieving Markov-information from the SPDE discretisation

Berent {\AA}nund Str{\o}mnes Lunde

arxiv:2501.09016 v1 · 2025-01-15 · stat.ME · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5B45KSBTYHOWXQ4PKJDIV7KIJ7}

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	2026-07-05T10:01:29.187285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e879d54833c1dd6bc38f52468afd484ff91f31be519fdf080089288c31e65608

Aliases

arxiv: 2501.09016 · arxiv_version: 2501.09016v1 · doi: 10.48550/arxiv.2501.09016 · pith_short_12: 5B45KSBTYHOW · pith_short_16: 5B45KSBTYHOWXQ4P · pith_short_8: 5B45KSBT

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/5B45KSBTYHOWXQ4PKJDIV7KIJ7 \
  | 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: e879d54833c1dd6bc38f52468afd484ff91f31be519fdf080089288c31e65608

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e87c62d54a45e03b1124f381069988e2c0c14d50c8855d7c0fbe0986176209a",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2025-01-15T18:57:45Z",
    "title_canon_sha256": "b38cf1b9498cde7c5891305c4e0e9ef320250c182bfa8699aaf5dab52992eee2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.09016",
    "kind": "arxiv",
    "version": 1
  }
}