Pith Number

pith:5HFEAOEN

pith:2023:5HFEAOENZQH2PWF5S25TPPGGFJ

not attested not anchored not stored refs pending

Ensemble Kalman Filters with Resampling

Daniel Sanz-Alonso, Jiajun Bao, Omar Al Ghattas

arxiv:2308.08751 v2 · 2023-08-17 · eess.SY · cs.NA · cs.SY · math.NA · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5HFEAOENZQH2PWF5S25TPPGGFJ}

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	2026-07-05T08:48:58.181104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9ca40388dcc0fa7d8bd96bb37bcc62a43c1d7d9fca2c41bdb5be4f048aeee49

Aliases

arxiv: 2308.08751 · arxiv_version: 2308.08751v2 · doi: 10.48550/arxiv.2308.08751 · pith_short_12: 5HFEAOENZQH2 · pith_short_16: 5HFEAOENZQH2PWF5 · pith_short_8: 5HFEAOEN

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/5HFEAOENZQH2PWF5S25TPPGGFJ \
  | 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: e9ca40388dcc0fa7d8bd96bb37bcc62a43c1d7d9fca2c41bdb5be4f048aeee49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6086aea7e9cbdfd3efce68ce14a5cf3f4d35bb8c2672b20e2f04a8758efbf172",
    "cross_cats_sorted": [
      "cs.NA",
      "cs.SY",
      "math.NA",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2023-08-17T03:01:54Z",
    "title_canon_sha256": "322d800ca9f2785c82e6f6723950a348469e2f4b3caf902f21bf9d4fe6a7c915"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.08751",
    "kind": "arxiv",
    "version": 2
  }
}