Pith Number

pith:NFBQ4VPG

pith:2021:NFBQ4VPG5OGJNQWYJUOSITLF2I

not attested not anchored not stored refs pending

ICAF: Iterative Contrastive Alignment Framework for Multimodal Abstractive Summarization

Chang Shu, Jing Xiao, Lu Zheng, Qian Zhang, Youxin Chen, Zijian Zhang

arxiv:2108.05123 v3 · 2021-08-11 · 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{NFBQ4VPG5OGJNQWYJUOSITLF2I}

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	2026-07-05T04:46:32.427113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69430e55e6eb8c96c2d84d1d244d65d21699d9ad1327d3fbbae26bd63632ba38

Aliases

arxiv: 2108.05123 · arxiv_version: 2108.05123v3 · doi: 10.48550/arxiv.2108.05123 · pith_short_12: NFBQ4VPG5OGJ · pith_short_16: NFBQ4VPG5OGJNQWY · pith_short_8: NFBQ4VPG

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/NFBQ4VPG5OGJNQWYJUOSITLF2I \
  | 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: 69430e55e6eb8c96c2d84d1d244d65d21699d9ad1327d3fbbae26bd63632ba38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1883209550dc1f1efd01149b241f6c4e13998a4ba8833001ea14c02baa9654e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-08-11T09:59:34Z",
    "title_canon_sha256": "1d044cd3d1d6f8577ba7bd2bb714b4f1b78cb14db36e99f2133952ebc39d980a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.05123",
    "kind": "arxiv",
    "version": 3
  }
}