Pith Number

pith:WIO46TZY

pith:2016:WIO46TZYCJKM26VB7SLX2SAE2A

not attested not anchored not stored refs pending

Estimating model evidence using data assimilation

Alberto Carrassi, Alexis Hannart, Marc Bocquet, Michael Ghil

arxiv:1605.01526 v2 · 2016-05-05 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WIO46TZYCJKM26VB7SLX2SAE2A}

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	2026-05-18T00:47:14.766133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b21dcf4f381254cd7aa1fc977d4804d0082910b3534efb573fd10429b061a095

Aliases

arxiv: 1605.01526 · arxiv_version: 1605.01526v2 · doi: 10.48550/arxiv.1605.01526 · pith_short_12: WIO46TZYCJKM · pith_short_16: WIO46TZYCJKM26VB · pith_short_8: WIO46TZY

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/WIO46TZYCJKM26VB7SLX2SAE2A \
  | 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: b21dcf4f381254cd7aa1fc977d4804d0082910b3534efb573fd10429b061a095

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9446632c1f0f9af7c6de9ffa4b42bddf0db0bfd4f17b2b4a59e08a8a908676c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2016-05-05T08:21:17Z",
    "title_canon_sha256": "4e2b19cae4b24149077498e4489e7862333eb3f3701e163d2da42bdc42f6b7af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.01526",
    "kind": "arxiv",
    "version": 2
  }
}