Pith Number

pith:R72GEXG5

pith:2015:R72GEXG57KBZ22ABXY5DX35IQJ

not attested not anchored not stored refs pending

Perceptron like Algorithms for Online Learning to Rank

Ambuj Tewari, Sougata Chaudhuri

arxiv:1508.00842 v4 · 2015-08-04 · 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{R72GEXG57KBZ22ABXY5DX35IQJ}

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	2026-05-18T01:08:21.048118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ff4625cddfa839d6801be3a3befa88279b1c87220a522a1a95dd0fc05a518c1

Aliases

arxiv: 1508.00842 · arxiv_version: 1508.00842v4 · doi: 10.48550/arxiv.1508.00842 · pith_short_12: R72GEXG57KBZ · pith_short_16: R72GEXG57KBZ22AB · pith_short_8: R72GEXG5

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/R72GEXG57KBZ22ABXY5DX35IQJ \
  | 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: 8ff4625cddfa839d6801be3a3befa88279b1c87220a522a1a95dd0fc05a518c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6ab77f91000d8757cbf4fe29456744d9c0893c1b98c03527bba3e60b7bbd14f",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-08-04T17:23:46Z",
    "title_canon_sha256": "21ce3ee0bc8c644f99cdd62041ffed0060c4efe597b5baae46d236f8da4d3558"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.00842",
    "kind": "arxiv",
    "version": 4
  }
}