Pith Number

pith:J7IYASYI

pith:2025:J7IYASYI2EODHVMKWZGFEFDDYO

not attested not anchored not stored refs pending

WILDCHAT-50M: A Deep Dive Into the Role of Synthetic Data in Post-Training

Benjamin Feuer, Chinmay Hegde

arxiv:2501.18511 v2 · 2025-01-30 · cs.LG · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J7IYASYI2EODHVMKWZGFEFDDYO}

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	2026-07-05T11:08:15.687631Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fd1804b08d11c33d58ab64c521463c3b48271ab415c3888f5e4925d9e02b37f

Aliases

arxiv: 2501.18511 · arxiv_version: 2501.18511v2 · doi: 10.48550/arxiv.2501.18511 · pith_short_12: J7IYASYI2EOD · pith_short_16: J7IYASYI2EODHVMK · pith_short_8: J7IYASYI

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/J7IYASYI2EODHVMKWZGFEFDDYO \
  | 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: 4fd1804b08d11c33d58ab64c521463c3b48271ab415c3888f5e4925d9e02b37f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fe6f6a88d3677a47b8b198230f1d9d36d1547468093ad396b2faa0220db471f",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-01-30T17:21:44Z",
    "title_canon_sha256": "a2abdc1d00f895d58feaded1c22e4416ae95302eb2b0f50a2f941e314993c704"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.18511",
    "kind": "arxiv",
    "version": 2
  }
}