Pith Number

pith:JUX5IRER

pith:2024:JUX5IRER5LEDI6PEBUSDUZUYTG

not attested not anchored not stored refs pending

GraphGrad: Efficient Estimation of Sparse Polynomial Representations for General State-Space Models

Benjamin Cox, Emilie Chouzenoux, Victor Elvira

arxiv:2411.15637 v3 · 2024-11-23 · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JUX5IRER5LEDI6PEBUSDUZUYTG}

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	2026-07-05T10:37:38.343153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d2fd44491eac83479e40d243a669899aeb9862024653499e9126cc6b67eef66

Aliases

arxiv: 2411.15637 · arxiv_version: 2411.15637v3 · doi: 10.48550/arxiv.2411.15637 · pith_short_12: JUX5IRER5LED · pith_short_16: JUX5IRER5LEDI6PE · pith_short_8: JUX5IRER

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/JUX5IRER5LEDI6PEBUSDUZUYTG \
  | 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: 4d2fd44491eac83479e40d243a669899aeb9862024653499e9126cc6b67eef66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09109c3ddb6b7ae70d61a1df49323ed533f4bbb367b26f3eab7fbf2a5a2b30d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2024-11-23T19:27:49Z",
    "title_canon_sha256": "36e4e9e6007465c36e159a0c83f8daec36a1bd77eb196204c57d18d28d529993"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.15637",
    "kind": "arxiv",
    "version": 3
  }
}