Pith Number

pith:STUAZI56

pith:2014:STUAZI56QHUKHOWKLGMOFEJ5WL

not attested not anchored not stored refs pending

Statistical Estimation: From Denoising to Sparse Regression and Hidden Cliques

Andrea Montanari, Andrei Giurgiu, Eric W. Tramel, Santhosh Kumar

arxiv:1409.5557 v1 · 2014-09-19 · cs.IT · math.IT · stat.ML

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

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	2026-05-18T02:42:27.106757Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94e80ca3be81e8a3baca5998e2913db2cf7d981affe04aab6d221a4a5bf8f188

Aliases

arxiv: 1409.5557 · arxiv_version: 1409.5557v1 · doi: 10.48550/arxiv.1409.5557 · pith_short_12: STUAZI56QHUK · pith_short_16: STUAZI56QHUKHOWK · pith_short_8: STUAZI56

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/STUAZI56QHUKHOWKLGMOFEJ5WL \
  | 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: 94e80ca3be81e8a3baca5998e2913db2cf7d981affe04aab6d221a4a5bf8f188

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4920a05233d6dda3409bef5f1c95c89a20b13a3ee38dc881f34bff02d5678ecf",
    "cross_cats_sorted": [
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-09-19T09:00:20Z",
    "title_canon_sha256": "a72131ae7de92bdf654108a8b719fef7540f7de403591935cf9664ebe3c2605a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5557",
    "kind": "arxiv",
    "version": 1
  }
}