Pith Number

pith:7JSGNLK7

pith:2022:7JSGNLK7HF6YPFYPRXJVEVJZLS

not attested not anchored not stored refs pending

An Empirical Survey on Long Document Summarization: Datasets, Models and Metrics

Huan Yee Koh, Jiaxin Ju, Ming Liu, Shirui Pan

arxiv:2207.00939 v1 · 2022-07-03 · 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{7JSGNLK7HF6YPFYPRXJVEVJZLS}

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	2026-07-05T04:36:54.302210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa6466ad5f397d87970f8dd35255395c8f423a59e7c0f133161d0831ba4e15ab

Aliases

arxiv: 2207.00939 · arxiv_version: 2207.00939v1 · doi: 10.48550/arxiv.2207.00939 · pith_short_12: 7JSGNLK7HF6Y · pith_short_16: 7JSGNLK7HF6YPFYP · pith_short_8: 7JSGNLK7

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/7JSGNLK7HF6YPFYPRXJVEVJZLS \
  | 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: fa6466ad5f397d87970f8dd35255395c8f423a59e7c0f133161d0831ba4e15ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "630e4e8e3cbaa3ebebc8415aa594c94270f823278075c7b77cd9b3b3290d7dd4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-07-03T02:57:22Z",
    "title_canon_sha256": "ef45a0ef1fffb8f86be85d93cb7e8ae82d0bd39d7654d8430dfb59c59a05cf6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.00939",
    "kind": "arxiv",
    "version": 1
  }
}