Pith Number

pith:QFXFCN55

pith:2023:QFXFCN55JF77J2EYOSXGJZ7OLO

not attested not anchored not stored refs pending

Improving Factuality of Abstractive Summarization via Contrastive Reward Learning

Bhavuk Sharma, Graham Neubig, I-Chun Chern, Pengfei Liu, Sanjan Das, Zhiruo Wang

arxiv:2307.04507 v1 · 2023-07-10 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QFXFCN55JF77J2EYOSXGJZ7OLO}

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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.

Cited by

3 papers in Pith

Chain-of-Verification Reduces Hallucination in Large Language Models

Calibrating Model-Based Evaluation Metrics for Summarization

Learning to Control Summaries with Score Ranking

Receipt and verification

First computed	2026-07-05T06:29:14.415439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

816e5137bd497ff4e89874ae64e7ee5b8ecedd20f4ecdbc4d954594d7c5d4c08

Aliases

arxiv: 2307.04507 · arxiv_version: 2307.04507v1 · doi: 10.48550/arxiv.2307.04507 · pith_short_12: QFXFCN55JF77 · pith_short_16: QFXFCN55JF77J2EY · pith_short_8: QFXFCN55

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/QFXFCN55JF77J2EYOSXGJZ7OLO \
  | 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: 816e5137bd497ff4e89874ae64e7ee5b8ecedd20f4ecdbc4d954594d7c5d4c08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b66b89c1f6106752f1359d6ae719e1b25d38245d7ce5a7581d717ee082883c34",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-07-10T12:01:18Z",
    "title_canon_sha256": "4c18d9806439a5014a8b3fedda7bffddd16ad07b8f9adc368655c5bb7e31a093"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.04507",
    "kind": "arxiv",
    "version": 1
  }
}