Pith Number

pith:HYHNW4JK

pith:2015:HYHNW4JKK4IOZHOXHZXPD4IU35

not attested not anchored not stored refs pending

From Paraphrase Database to Compositional Paraphrase Model and Back

Dan Roth, John Wieting, Karen Livescu, Kevin Gimpel, Mohit Bansal

arxiv:1506.03487 v2 · 2015-06-10 · 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{HYHNW4JKK4IOZHOXHZXPD4IU35}

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	2026-05-18T01:34:41.677911Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e0edb712a5710ec9dd73e6ef1f114df50a337f3013fbd1317c6cd7abb772ecb

Aliases

arxiv: 1506.03487 · arxiv_version: 1506.03487v2 · doi: 10.48550/arxiv.1506.03487 · pith_short_12: HYHNW4JKK4IO · pith_short_16: HYHNW4JKK4IOZHOX · pith_short_8: HYHNW4JK

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/HYHNW4JKK4IOZHOXHZXPD4IU35 \
  | 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: 3e0edb712a5710ec9dd73e6ef1f114df50a337f3013fbd1317c6cd7abb772ecb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c5bd964bf3e205c2f665a02f588936acd8db56ca55af3efd8c82d0e6ad86c89",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2015-06-10T21:29:28Z",
    "title_canon_sha256": "5999af607f1798cef961965d4ee008b71f5b1a4cb9f065e280d163060d251ebb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.03487",
    "kind": "arxiv",
    "version": 2
  }
}