Pith Number

pith:W4RBXVI7

pith:2021:W4RBXVI7ZATHO7ZXUXARVXB4A2

not attested not anchored not stored refs pending

A New Approach to Overgenerating and Scoring Abstractive Summaries

Bingqing Wang, Fei Liu, Kaiqiang Song, Zhe Feng

arxiv:2104.01726 v1 · 2021-04-05 · 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{W4RBXVI7ZATHO7ZXUXARVXB4A2}

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	2026-07-05T02:29:02.927810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7221bd51fc826777f37a5c11adc3c06af9eaebdd769c041dcb51649c9b7f74b

Aliases

arxiv: 2104.01726 · arxiv_version: 2104.01726v1 · doi: 10.48550/arxiv.2104.01726 · pith_short_12: W4RBXVI7ZATH · pith_short_16: W4RBXVI7ZATHO7ZX · pith_short_8: W4RBXVI7

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/W4RBXVI7ZATHO7ZXUXARVXB4A2 \
  | 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: b7221bd51fc826777f37a5c11adc3c06af9eaebdd769c041dcb51649c9b7f74b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a3b8b3c0f2311ac7ec2fbb1c74d60161bee5d1c7699cee92fddd60dd864d2c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-04-05T00:29:45Z",
    "title_canon_sha256": "11e910b0972efa58986c9e632008d0f9e37acd13a3924174281eb2d2f802e299"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.01726",
    "kind": "arxiv",
    "version": 1
  }
}