Pith Number

pith:UGL2DIIQ

pith:2015:UGL2DIIQ7OJ2HYNDHJAQOGOWWJ

not attested not anchored not stored refs pending

Generalized Ensemble Model for Document Ranking in Information Retrieval

Hongfang Liu, In-Chan Choi, Yanshan Wang

arxiv:1507.08586 v3 · 2015-07-30 · 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{UGL2DIIQ7OJ2HYNDHJAQOGOWWJ}

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	2026-05-18T00:51:34.295687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a197a1a110fb93a3e1a33a410719d6b264b82d3fcef815ed4fd00a0cfd1660c0

Aliases

arxiv: 1507.08586 · arxiv_version: 1507.08586v3 · doi: 10.48550/arxiv.1507.08586 · pith_short_12: UGL2DIIQ7OJ2 · pith_short_16: UGL2DIIQ7OJ2HYND · pith_short_8: UGL2DIIQ

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/UGL2DIIQ7OJ2HYNDHJAQOGOWWJ \
  | 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: a197a1a110fb93a3e1a33a410719d6b264b82d3fcef815ed4fd00a0cfd1660c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64cf8f4a7e78132ce8aaebf7b59cf04dff302fa447bef31b162e86ca71a6fa11",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2015-07-30T17:09:28Z",
    "title_canon_sha256": "ced78d31110b24feae002c053dd6e392433dec9447e9ae1fe324c82bbf4cca69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08586",
    "kind": "arxiv",
    "version": 3
  }
}