Pith Number

pith:SPLAYFDF

pith:2025:SPLAYFDF4A3SBXD6YV6B5HAQH3

not attested not anchored not stored refs pending

Bounded-Abstention Pairwise Learning to Rank

Andrea Pugnana, Antonio Ferrara, Francesco Bonchi, Salvatore Ruggieri

arxiv:2505.23437 v2 · 2025-05-29 · cs.LG · cs.AI · 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{SPLAYFDF4A3SBXD6YV6B5HAQH3}

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	2026-06-08T01:05:01.106692Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93d60c1465e03720dc7ec57c1e9c103eda85e4dc57a18af9deef4d5428f89f8f

Aliases

arxiv: 2505.23437 · arxiv_version: 2505.23437v2 · doi: 10.48550/arxiv.2505.23437 · pith_short_12: SPLAYFDF4A3S · pith_short_16: SPLAYFDF4A3SBXD6 · pith_short_8: SPLAYFDF

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/SPLAYFDF4A3SBXD6YV6B5HAQH3 \
  | 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: 93d60c1465e03720dc7ec57c1e9c103eda85e4dc57a18af9deef4d5428f89f8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f38d4114e23b34421f84e6337a95bb32acdcda07fab8a268249ce59986f4221",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-29T13:35:39Z",
    "title_canon_sha256": "ea98e4006db470bda6e9abecfffdadd242c91c8be569602adb49fb2da9f8ec2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.23437",
    "kind": "arxiv",
    "version": 2
  }
}