Pith Number

pith:L62TIQMY

pith:2025:L62TIQMYK2PKS4MWX3LXDM553H

not attested not anchored not stored refs pending

Verify with Caution: The Pitfalls of Relying on Imperfect Factuality Metrics

Ameya Godbole, Robin Jia

arxiv:2501.14883 v2 · 2025-01-24 · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L62TIQMYK2PKS4MWX3LXDM553H}

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	2026-07-05T10:07:29.718071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fb5344198569ea97196bed771b3bdd9ded52111dffd5bc13b94ce472bddbbe9

Aliases

arxiv: 2501.14883 · arxiv_version: 2501.14883v2 · doi: 10.48550/arxiv.2501.14883 · pith_short_12: L62TIQMYK2PK · pith_short_16: L62TIQMYK2PKS4MW · pith_short_8: L62TIQMY

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/L62TIQMYK2PKS4MWX3LXDM553H \
  | 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: 5fb5344198569ea97196bed771b3bdd9ded52111dffd5bc13b94ce472bddbbe9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd277cf84640ba7b9ae0f610be10d6094f4821adc3cdbcfd667ed0915812b761",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-01-24T19:17:06Z",
    "title_canon_sha256": "2a095dad87a7813e6b97e90882456eb6944f4f1dc7eac447dd75e72b52311d61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.14883",
    "kind": "arxiv",
    "version": 2
  }
}