Pith Number

pith:2BLCEKW7

pith:2019:2BLCEKW7JFIOJOTGEFQ5MNPBS3

not attested not anchored not stored refs pending

Pairwise Learning to Rank by Neural Networks Revisited: Reconstruction, Theoretical Analysis and Practical Performance

Alexander Segner, Andreas Karwath, Lukas Pensel, Marius K\"oppel, Martin Wagener, Stefan Kramer

arxiv:1909.02768 v1 · 2019-09-06 · cs.IR · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2BLCEKW7JFIOJOTGEFQ5MNPBS3}

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	2026-07-05T00:02:42.803340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d056222adf4950e4ba662161d635e196f2940eedb1025181f954c44d0305c757

Aliases

arxiv: 1909.02768 · arxiv_version: 1909.02768v1 · doi: 10.48550/arxiv.1909.02768 · pith_short_12: 2BLCEKW7JFIO · pith_short_16: 2BLCEKW7JFIOJOTG · pith_short_8: 2BLCEKW7

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/2BLCEKW7JFIOJOTGEFQ5MNPBS3 \
  | 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: d056222adf4950e4ba662161d635e196f2940eedb1025181f954c44d0305c757

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7253d303500623132249655b3c01ba6158b7abec5f94e7f7b7004fb6447fe653",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-09-06T08:42:58Z",
    "title_canon_sha256": "92aa466b51f70e92338fab8f2824c0df3494f67113bc53abaf6974827f16bca9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.02768",
    "kind": "arxiv",
    "version": 1
  }
}