Pith Number

pith:V4HN6MTT

pith:2025:V4HN6MTT3SNG7WJTU3LPARTTXH

not attested not anchored not stored refs pending

Examining Two Hop Reasoning Through Information Content Scaling

David Johnston, Nora Belrose

arxiv:2502.03490 v2 · 2025-02-05 · cs.AI · 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{V4HN6MTT3SNG7WJTU3LPARTTXH}

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	2026-07-05T10:36:35.589781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af0edf3273dc9a6fd933a6d6f04673b9e0368000ecc59a8392c824d9d6538c91

Aliases

arxiv: 2502.03490 · arxiv_version: 2502.03490v2 · doi: 10.48550/arxiv.2502.03490 · pith_short_12: V4HN6MTT3SNG · pith_short_16: V4HN6MTT3SNG7WJT · pith_short_8: V4HN6MTT

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/V4HN6MTT3SNG7WJTU3LPARTTXH \
  | 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: af0edf3273dc9a6fd933a6d6f04673b9e0368000ecc59a8392c824d9d6538c91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35b3f0190c1dce51174d4c8382f9d057b0599ca716289cb268a131075b46fd73",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-02-05T02:13:04Z",
    "title_canon_sha256": "89dd8003849e757c05f7505436faf0b82b7413d2c200b6bd0831fbba4565e74b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.03490",
    "kind": "arxiv",
    "version": 2
  }
}