Pith Number

pith:SKABAH33

pith:2019:SKABAH33GJ6S5TSSKPWATHZBLT

not attested not anchored not stored refs pending

Unsupervised Paraphrasing by Simulated Annealing

Fandong Meng, Hao Zhou, Jie Zhou, Lili Mou, Sen Song, Xianggen Liu

arxiv:1909.03588 v2 · 2019-09-09 · 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{SKABAH33GJ6S5TSSKPWATHZBLT}

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	2026-07-05T00:03:18.188129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9280101f7b327d2ece5253ec099f215cc50addb917e2b222e161d5ff62f75b81

Aliases

arxiv: 1909.03588 · arxiv_version: 1909.03588v2 · doi: 10.48550/arxiv.1909.03588 · pith_short_12: SKABAH33GJ6S · pith_short_16: SKABAH33GJ6S5TSS · pith_short_8: SKABAH33

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/SKABAH33GJ6S5TSSKPWATHZBLT \
  | 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: 9280101f7b327d2ece5253ec099f215cc50addb917e2b222e161d5ff62f75b81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd2c56b00b83401a5aa0d13a1ee72a04bc4e0dbd391f83b0a28b03151bad929d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-09-09T01:59:31Z",
    "title_canon_sha256": "1a00a6520155460c4482586e90ac9f0424e33cb97b0ee1548b237e3c8ef2d349"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.03588",
    "kind": "arxiv",
    "version": 2
  }
}