Pith Number

pith:QW77M5LZ

pith:2018:QW77M5LZKOCRS6NI7DA3PDXUJS

not attested not anchored not stored refs pending

Online Learning to Rank with List-level Feedback for Image Filtering

Artem Grotov, Chang Li, Ilya Markov, Maarten de Rijke

arxiv:1812.04910 v2 · 2018-12-12 · 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{QW77M5LZKOCRS6NI7DA3PDXUJS}

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	2026-05-17T23:56:40.697715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85bff6757953851979a8f8c1b78ef44c83a45fc91664e0b98d6d0d8c22ced2d6

Aliases

arxiv: 1812.04910 · arxiv_version: 1812.04910v2 · doi: 10.48550/arxiv.1812.04910 · pith_short_12: QW77M5LZKOCR · pith_short_16: QW77M5LZKOCRS6NI · pith_short_8: QW77M5LZ

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/QW77M5LZKOCRS6NI7DA3PDXUJS \
  | 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: 85bff6757953851979a8f8c1b78ef44c83a45fc91664e0b98d6d0d8c22ced2d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76d5eeaed49d33b6a704001388eb7b6d18a853a93798152d5b884d54316827d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2018-12-12T11:58:58Z",
    "title_canon_sha256": "57970f278fd51e47431d5db313d3c30b71b25861240a4e805e2ebae9cad53fed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.04910",
    "kind": "arxiv",
    "version": 2
  }
}