Pith Number

pith:JMH433EH

pith:2019:JMH433EH6B4KRAUFRXPAFZV5CS

not attested not anchored not stored refs pending

Sentence Compression via DC Programming Approach

Faouzi Mohamed Benammour, Hu Zhang, Xi-Wei Hu, Yi-Shuai Niu, Yu You

arxiv:1902.07248 v1 · 2019-02-13 · cs.CL · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JMH433EH6B4KRAUFRXPAFZV5CS}

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	2026-05-17T23:53:08.485776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b0fcdec87f078a882858dde02e6bd1485a97aa42f3354c12d6059bdabf61566

Aliases

arxiv: 1902.07248 · arxiv_version: 1902.07248v1 · doi: 10.48550/arxiv.1902.07248 · pith_short_12: JMH433EH6B4K · pith_short_16: JMH433EH6B4KRAUF · pith_short_8: JMH433EH

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/JMH433EH6B4KRAUFRXPAFZV5CS \
  | 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: 4b0fcdec87f078a882858dde02e6bd1485a97aa42f3354c12d6059bdabf61566

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4256b7a31ecb56c1de9d54ab1ed156dd9453eaab05794fff4556902a28443067",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-02-13T05:43:00Z",
    "title_canon_sha256": "bdd1ff0ba6578540365be58d02e47655e15636492465dac75aa6b67dcfedb720"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07248",
    "kind": "arxiv",
    "version": 1
  }
}