Pith Number

pith:MSR7HHKO

pith:2019:MSR7HHKOSLGVEJMM2XPGYYSWC5

not attested not anchored not stored refs pending

SetRank: Learning a Permutation-Invariant Ranking Model for Information Retrieval

Jirong Wen, Jun Xu, Liang Pang, Qingyao Ai, Xueqi Cheng, Yanyan Lan

arxiv:1912.05891 v2 · 2019-12-12 · 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{MSR7HHKOSLGVEJMM2XPGYYSWC5}

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	2026-07-05T01:01:01.696410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64a3f39d4e92cd52258cd5de6c6256174493d8cdbb89e933c942c1bde1e8fc87

Aliases

arxiv: 1912.05891 · arxiv_version: 1912.05891v2 · doi: 10.48550/arxiv.1912.05891 · pith_short_12: MSR7HHKOSLGV · pith_short_16: MSR7HHKOSLGVEJMM · pith_short_8: MSR7HHKO

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/MSR7HHKOSLGVEJMM2XPGYYSWC5 \
  | 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: 64a3f39d4e92cd52258cd5de6c6256174493d8cdbb89e933c942c1bde1e8fc87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78190b1de4040b72c6dbb94c9961670b2362d04f3d1988408e5c61db53cbfba6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-12-12T12:03:24Z",
    "title_canon_sha256": "d0fe09dc076997625eba2197c444e4154427a4360f5d17db9fd66859c0964186"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.05891",
    "kind": "arxiv",
    "version": 2
  }
}