Pith Number

pith:J2VM7TZL

pith:2022:J2VM7TZLOWEENOATDVMZF7UHJN

not attested not anchored not stored refs pending

An Efficient Coarse-to-Fine Facet-Aware Unsupervised Summarization Framework based on Semantic Blocks

Jiali Zeng, Jing Li, Mu Li, Shuangzhi Wu, Xinnian Liang, Yufan Jiang, Zhoujun Li

arxiv:2208.08253 v1 · 2022-08-17 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J2VM7TZLOWEENOATDVMZF7UHJN}

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	2026-07-05T04:49:25.690755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4eaacfcf2b758846b8131d5992fe874b5ff9862984d7536147ca6c15145be4ca

Aliases

arxiv: 2208.08253 · arxiv_version: 2208.08253v1 · doi: 10.48550/arxiv.2208.08253 · pith_short_12: J2VM7TZLOWEE · pith_short_16: J2VM7TZLOWEENOAT · pith_short_8: J2VM7TZL

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/J2VM7TZLOWEENOATDVMZF7UHJN \
  | 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: 4eaacfcf2b758846b8131d5992fe874b5ff9862984d7536147ca6c15145be4ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a5aae7662f44948fa8b0625fcf47324cfc053af959337ade0bdf2017e8427a3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-08-17T12:18:36Z",
    "title_canon_sha256": "839ae01ac1b91b43dcf01616e9094c7fed20f41e9e9f0e58ff627e2f334e02b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.08253",
    "kind": "arxiv",
    "version": 1
  }
}