Pith Number

pith:KA3AJ3R7

pith:2025:KA3AJ3R7SHN5U446H4DU3UGYLV

not attested not anchored not stored refs pending

When Distance Distracts: Representation Distance Bias in BT-Loss for Reward Models

Andrew Bai, Cho-Jui Hsieh, Haoyu Li, Tong Xie, Yuanhao Ban, Yunqi Hong

arxiv:2512.06343 v3 · 2025-12-06 · cs.LG · cs.AI · 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{KA3AJ3R7SHN5U446H4DU3UGYLV}

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	2026-06-10T00:08:25.984224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

503604ee3f91dbda739e3f074dd0d85d6928890ada2cd013a72b97bc3bdbed91

Aliases

arxiv: 2512.06343 · arxiv_version: 2512.06343v3 · doi: 10.48550/arxiv.2512.06343 · pith_short_12: KA3AJ3R7SHN5 · pith_short_16: KA3AJ3R7SHN5U446 · pith_short_8: KA3AJ3R7

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/KA3AJ3R7SHN5U446H4DU3UGYLV \
  | 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: 503604ee3f91dbda739e3f074dd0d85d6928890ada2cd013a72b97bc3bdbed91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9769a0e9f5d34b1bb571a731e37c11f3f4439a883ed533503fa6600718246031",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-12-06T08:15:37Z",
    "title_canon_sha256": "8d816d3a5e18d3ab18044d9a25cd4f61b492c741e110c56709e42b6e9c16f605"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.06343",
    "kind": "arxiv",
    "version": 3
  }
}