Pith Number

pith:ZGUIERMN

pith:2026:ZGUIERMNKUHFVSDWJV2QPY2I2Z

not attested not anchored not stored refs pending

MARS: Margin and Semantic-Aware Data Augmentation for Reward Modeling

Osvaldo Simeone, Payel Bhattacharjee, Ravi Tandon

arxiv:2602.17658 v2 · 2026-02-19 · cs.LG · cs.AI · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZGUIERMNKUHFVSDWJV2QPY2I2Z}

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	2026-05-26T02:04:06.757162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9a882458d550e5ac8764d7507e348d642b104fc13081161fb45df80a60ac3ea

Aliases

arxiv: 2602.17658 · arxiv_version: 2602.17658v2 · doi: 10.48550/arxiv.2602.17658 · pith_short_12: ZGUIERMNKUHF · pith_short_16: ZGUIERMNKUHFVSDW · pith_short_8: ZGUIERMN

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/ZGUIERMNKUHFVSDWJV2QPY2I2Z \
  | 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: c9a882458d550e5ac8764d7507e348d642b104fc13081161fb45df80a60ac3ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e438fa90d40b4e6901e2d3afd80d462066af12ef07d44315346ae53a1df97267",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IT",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-02-19T18:59:03Z",
    "title_canon_sha256": "609da6b8d1d026d796e8c5e21f105a5d390cf4c46d18a342f021af41ce833d8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.17658",
    "kind": "arxiv",
    "version": 2
  }
}