Pith Number

pith:XG7ARARO

pith:2026:XG7ARARO5T3XHCWHZYBHDI7V6W

not attested not anchored not stored refs pending

Exposure-Based Reinforcement Learning to Rank

Harrie Oosterhuis, Rolf Jagerman, Xuanhui Wang, Zhen Qin

arxiv:2607.18689 v1 · 2026-07-21 · cs.LG · 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{XG7ARARO5T3XHCWHZYBHDI7V6W}

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	2026-07-22T01:23:06.902753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9be08822eecf7738ac7ce0271a3f5f58f1539172987c5db6fda07da81a2605f

Aliases

arxiv: 2607.18689 · arxiv_version: 2607.18689v1 · doi: 10.48550/arxiv.2607.18689 · pith_short_12: XG7ARARO5T3X · pith_short_16: XG7ARARO5T3XHCWH · pith_short_8: XG7ARARO

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/XG7ARARO5T3XHCWHZYBHDI7V6W \
  | 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: b9be08822eecf7738ac7ce0271a3f5f58f1539172987c5db6fda07da81a2605f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f91526569d4e9c766008d0fe0822ce2fc3d1ab636a836b228e0d12bbf9979e12",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-21T04:11:20Z",
    "title_canon_sha256": "4d96ecb9c80e99b5c9a3134f47e7bf3e7d496b5f7e72b21ccca6ce9650bc8d3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.18689",
    "kind": "arxiv",
    "version": 1
  }
}