Pith Number

pith:YPBLM74Q

pith:2025:YPBLM74QKRVVJJSODRANTR5PKH

not attested not anchored not stored refs pending

Non-identifiability distinguishes Neural Networks among Parametric Models

Sourav Chatterjee, Timothy Sudijono

arxiv:2504.18017 v2 · 2025-04-25 · math.ST · cs.LG · stat.ML · 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{YPBLM74QKRVVJJSODRANTR5PKH}

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	2026-07-05T11:10:07.336554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3c2b67f90546b54a64e1c40d9c7af51e45053b388635a3f5f29313163aa0d50

Aliases

arxiv: 2504.18017 · arxiv_version: 2504.18017v2 · doi: 10.48550/arxiv.2504.18017 · pith_short_12: YPBLM74QKRVV · pith_short_16: YPBLM74QKRVVJJSO · pith_short_8: YPBLM74Q

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/YPBLM74QKRVVJJSODRANTR5PKH \
  | 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: c3c2b67f90546b54a64e1c40d9c7af51e45053b388635a3f5f29313163aa0d50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1af8b6cb7813841e6a6f65286484aa2efe0f03b5c53508aa952e5eb14c0728e",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2025-04-25T01:59:02Z",
    "title_canon_sha256": "d0bb408cd92e12930c8bb86ecf843505b4fe4930bb7882626d322064f83b4c1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.18017",
    "kind": "arxiv",
    "version": 2
  }
}