Pith Number

pith:LANGGRPF

pith:2026:LANGGRPFLTF6QY55SFRWH3JX5Z

not attested not anchored not stored refs pending

Ensemble Controlled-Flow Filtering for Implicit Data Assimilation

Ming Li, Yue Zhao, Zhuoyuan Li

arxiv:2607.12975 v1 · 2026-07-14 · stat.ML · cs.LG · cs.NA · math.NA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LANGGRPFLTF6QY55SFRWH3JX5Z}

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	2026-07-15T01:22:28.566857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

581a6345e55ccbe863bd916363ed37ee6335bee6714219abbb2fb9f5e8b78a5a

Aliases

arxiv: 2607.12975 · arxiv_version: 2607.12975v1 · doi: 10.48550/arxiv.2607.12975 · pith_short_12: LANGGRPFLTF6 · pith_short_16: LANGGRPFLTF6QY55 · pith_short_8: LANGGRPF

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/LANGGRPFLTF6QY55SFRWH3JX5Z \
  | 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: 581a6345e55ccbe863bd916363ed37ee6335bee6714219abbb2fb9f5e8b78a5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4a0296638ce41ee0306eabe96ec6b3ffcd497dc45f3246858dd65bc9a4fc191",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "math.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2026-07-14T17:16:37Z",
    "title_canon_sha256": "e616671d08e25867c5b48425ef9b760153ea98ac40adb622de85c02563dce9ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.12975",
    "kind": "arxiv",
    "version": 1
  }
}