Pith Number

pith:S3BGS7HJ

pith:2024:S3BGS7HJKW5CBTY2ELTBZ5QC3O

not attested not anchored not stored refs pending

A Unified View on Learning Unnormalized Distributions via Noise-Contrastive Estimation

Abhin Shah, Gregory W. Wornell, J. Jon Ryu

arxiv:2409.18209 v2 · 2024-09-26 · stat.ML · cs.LG · 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{S3BGS7HJKW5CBTY2ELTBZ5QC3O}

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	2026-07-05T11:36:22.308502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96c2697ce955ba20cf1a22e61cf602dbb63f561806d6354674aa023fffa294ef

Aliases

arxiv: 2409.18209 · arxiv_version: 2409.18209v2 · doi: 10.48550/arxiv.2409.18209 · pith_short_12: S3BGS7HJKW5C · pith_short_16: S3BGS7HJKW5CBTY2 · pith_short_8: S3BGS7HJ

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/S3BGS7HJKW5CBTY2ELTBZ5QC3O \
  | 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: 96c2697ce955ba20cf1a22e61cf602dbb63f561806d6354674aa023fffa294ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2513819e6a3198f1f22730de76144cf57e2ff614680b9889bd87d3b83b8e208c",
    "cross_cats_sorted": [
      "cs.LG",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2024-09-26T18:41:19Z",
    "title_canon_sha256": "a1a8a5794f5dd97e3c7e4f8cf666d03dfc2629380f2b4a6a5dbf5f26d625a76d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.18209",
    "kind": "arxiv",
    "version": 2
  }
}