Pith Number

pith:OOZXSYOB

pith:2026:OOZXSYOBLAUCF3QLEMOCJCGX6V

not attested not anchored not stored refs pending

Characterizing Narrative Content in Web-scale LLM Pretraining Data

Andrew Piper, Elliott Ash, Maria Antoniak, Teagan Johnson

arxiv:2606.19468 v1 · 2026-06-17 · 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{OOZXSYOBLAUCF3QLEMOCJCGX6V}

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	2026-06-19T16:12:26.558122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73b37961c1582822ee0b231c2488d7f5776a427a9cba0ce363d3dd67b895dfa0

Aliases

arxiv: 2606.19468 · arxiv_version: 2606.19468v1 · doi: 10.48550/arxiv.2606.19468 · pith_short_12: OOZXSYOBLAUC · pith_short_16: OOZXSYOBLAUCF3QL · pith_short_8: OOZXSYOB

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/OOZXSYOBLAUCF3QLEMOCJCGX6V \
  | 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: 73b37961c1582822ee0b231c2488d7f5776a427a9cba0ce363d3dd67b895dfa0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f4c776d0559111c9c5a4c52ba2792c347a988607026a5eb9c3be44e93cb747a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-17T18:03:34Z",
    "title_canon_sha256": "aab36d5cfd0f9f0672c5cca83a8f4375da8fbe7b07e73be6c128745921304a5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.19468",
    "kind": "arxiv",
    "version": 1
  }
}