Pith Number

pith:75YQPUZ2

pith:2019:75YQPUZ2D4D2XIMNFJF7O3NIA4

not attested not anchored not stored refs pending

Improving Neural Response Diversity with Frequency-Aware Cross-Entropy Loss

Christof Monz, Maarten de Rijke, Pengjie Ren, Shaojie Jiang

arxiv:1902.09191 v1 · 2019-02-25 · cs.IR · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{75YQPUZ2D4D2XIMNFJF7O3NIA4}

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	2026-05-17T23:52:46.432834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff7107d33a1f07aba18d2a4bf76da8070894a5b12c5c5185bacefedb6ea6d6a5

Aliases

arxiv: 1902.09191 · arxiv_version: 1902.09191v1 · doi: 10.48550/arxiv.1902.09191 · pith_short_12: 75YQPUZ2D4D2 · pith_short_16: 75YQPUZ2D4D2XIMN · pith_short_8: 75YQPUZ2

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/75YQPUZ2D4D2XIMNFJF7O3NIA4 \
  | 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: ff7107d33a1f07aba18d2a4bf76da8070894a5b12c5c5185bacefedb6ea6d6a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7baf2f9e2fc90d9d7ccf5b1e627b464ecc2abc04d265b1f2c12d221333da005",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-02-25T10:53:29Z",
    "title_canon_sha256": "0f5bd66a865dc3fd2bbe3218b8918cb13f5e1dd1176033d5a3e1ed3184e5f362"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09191",
    "kind": "arxiv",
    "version": 1
  }
}