Pith Number

pith:N7XTDQQD

pith:2021:N7XTDQQD2IOH2D666MHQHYQP6B

not attested not anchored not stored refs pending

Robust Deep Reinforcement Learning for Extractive Legal Summarization

Bao-Sinh Nguyen, Dung Tien Le, Duy-Hung Nguyen, Hung Le, Mim Amina Khatun, Minh-Tien Nguyen, Nguyen Viet Dung Nghiem

arxiv:2111.07158 v2 · 2021-11-13 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N7XTDQQD2IOH2D666MHQHYQP6B}

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	2026-07-05T04:14:26.364488Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fef31c203d21c7d0fdef30f03e20ff066da71467fde6591aeccaac1704cf6e3

Aliases

arxiv: 2111.07158 · arxiv_version: 2111.07158v2 · doi: 10.48550/arxiv.2111.07158 · pith_short_12: N7XTDQQD2IOH · pith_short_16: N7XTDQQD2IOH2D66 · pith_short_8: N7XTDQQD

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/N7XTDQQD2IOH2D666MHQHYQP6B \
  | 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: 6fef31c203d21c7d0fdef30f03e20ff066da71467fde6591aeccaac1704cf6e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b48ac429ee85043da41125505b4b7e92dc4d0bc7b11419d19e70709b4c4d243f",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-11-13T17:27:49Z",
    "title_canon_sha256": "542275eefcf3f77d235c0d6a0dec9537abdafa2baa61427f51a459f93d3ed943"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.07158",
    "kind": "arxiv",
    "version": 2
  }
}