Pith Number

pith:HY7URAXV

pith:2026:HY7URAXVX33PYOLVLI3IOLVCS2

not attested not anchored not stored refs pending

Exponential Reward Weighting for Fine-Tuning Generative Recommenders under Sparse and Noisy Feedback

Keertana Chidambaram, Ko-Jen Hsiao, Moumita Bhattacharya, Qiuling Xu, Sanath Kumar Krishnamurthy

arxiv:2608.00816 v1 · 2026-08-01 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HY7URAXVX33PYOLVLI3IOLVCS2}

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	2026-08-04T01:55:11.861765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e3f4882f5bef6fc39755a36872ea29688a7f82ce947ec97e77d3476e01b7035

Aliases

arxiv: 2608.00816 · arxiv_version: 2608.00816v1 · doi: 10.48550/arxiv.2608.00816 · pith_short_12: HY7URAXVX33P · pith_short_16: HY7URAXVX33PYOLV · pith_short_8: HY7URAXV

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/HY7URAXVX33PYOLVLI3IOLVCS2 \
  | 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: 3e3f4882f5bef6fc39755a36872ea29688a7f82ce947ec97e77d3476e01b7035

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb20732a5668eb5e64eca1a14dd73310b8a16d88f9e38e53c6f797ac3cfcee3d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-08-01T18:48:39Z",
    "title_canon_sha256": "1af7f9cbb3b12605f3110525a380b8b1fc2dd89e6c1b1bcc817379d399be7b94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.00816",
    "kind": "arxiv",
    "version": 1
  }
}