Pith Number

pith:5DIAOSRY

pith:2026:5DIAOSRYEM2FQ7FBHH3G2U4ETH

not attested not anchored not stored refs pending

Reward Learning through Ranking Mean Squared Error

Calarina Muslimani, Chaitanya Kharyal, Matthew E. Taylor

arxiv:2601.09236 v3 · 2026-01-14 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5DIAOSRYEM2FQ7FBHH3G2U4ETH}

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	2026-06-05T00:13:45.100671Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8d0074a382334587ca139f66d538499ddd988f910dea27a6caf7d03cdadab58

Aliases

arxiv: 2601.09236 · arxiv_version: 2601.09236v3 · doi: 10.48550/arxiv.2601.09236 · pith_short_12: 5DIAOSRYEM2F · pith_short_16: 5DIAOSRYEM2FQ7FB · pith_short_8: 5DIAOSRY

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/5DIAOSRYEM2FQ7FBHH3G2U4ETH \
  | 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: e8d0074a382334587ca139f66d538499ddd988f910dea27a6caf7d03cdadab58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b242c64f2565119b4c62cc50f028ddcc5a4fe93b8a6a6b9706598d62a5a6863d",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-01-14T07:18:12Z",
    "title_canon_sha256": "ceba5ef2fbfeca68801db3d4c1491bdd292d0a7bfac64cd75ea377af7d1b3104"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.09236",
    "kind": "arxiv",
    "version": 3
  }
}