Pith Number

pith:WVLZM56U

pith:2019:WVLZM56UDY63UPMH6PR4CCZY4E

not attested not anchored not stored refs pending

Self-Supervised Learning for Contextualized Extractive Summarization

Hong Wang, Mo Yu, Shiyu Chang, Wenhan Xiong, William Yang Wang, Xiaoxiao Guo, Xin Wang

arxiv:1906.04466 v1 · 2019-06-11 · 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{WVLZM56UDY63UPMH6PR4CCZY4E}

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	2026-05-17T23:43:39.192626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5579677d41e3dba3d87f3e3c10b38e1186deb52801b0da401525aa26ac95200

Aliases

arxiv: 1906.04466 · arxiv_version: 1906.04466v1 · doi: 10.48550/arxiv.1906.04466 · pith_short_12: WVLZM56UDY63 · pith_short_16: WVLZM56UDY63UPMH · pith_short_8: WVLZM56U

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/WVLZM56UDY63UPMH6PR4CCZY4E \
  | 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: b5579677d41e3dba3d87f3e3c10b38e1186deb52801b0da401525aa26ac95200

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33bf912364f47aa638bd4c7bd0470f217b367343101c50a47d25baa40451ac05",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-06-11T09:53:17Z",
    "title_canon_sha256": "ea416e02becd9b5d391d66e057e762acec8cbbfd19510760d0faacdc4891d5e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04466",
    "kind": "arxiv",
    "version": 1
  }
}