Pith Number

pith:O33JJJ5A

pith:2023:O33JJJ5ABVMF2OYN4BFWITVSMP

not attested not anchored not stored refs pending

A Hierarchical Encoding-Decoding Scheme for Abstractive Multi-document Summarization

Chenhui Shen, Lidong Bing, Liying Cheng, Xuan-Phi Nguyen, Yang You

arxiv:2305.08503 v5 · 2023-05-15 · 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{O33JJJ5ABVMF2OYN4BFWITVSMP}

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	2026-07-05T07:07:53.416745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76f694a7a00d585d3b0de04b644eb263fde334b6c7595e7b3424e06d7b388cce

Aliases

arxiv: 2305.08503 · arxiv_version: 2305.08503v5 · doi: 10.48550/arxiv.2305.08503 · pith_short_12: O33JJJ5ABVMF · pith_short_16: O33JJJ5ABVMF2OYN · pith_short_8: O33JJJ5A

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/O33JJJ5ABVMF2OYN4BFWITVSMP \
  | 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: 76f694a7a00d585d3b0de04b644eb263fde334b6c7595e7b3424e06d7b388cce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f428a5a9fae8380016015bee0f0f542c892dab23b09f851b605208c9e3b25530",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-05-15T10:03:31Z",
    "title_canon_sha256": "a97a0542805cd242fa48fa00847cb6b85116159c7b86894fc9667a79b5228fd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.08503",
    "kind": "arxiv",
    "version": 5
  }
}