Pith Number

pith:4WP225DG

pith:2022:4WP225DGN2XRGHFSX3OZCESPUQ

not attested not anchored not stored refs pending

Comparison and Combination of Sentence Embeddings Derived from Different Supervision Signals

Hayato Tsukagoshi, Koichi Takeda, Ryohei Sasano

arxiv:2202.02990 v2 · 2022-02-07 · 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{4WP225DGN2XRGHFSX3OZCESPUQ}

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	2026-07-05T04:30:40.694121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e59fad74666eaf131cb2bedd91124fa4188bc3fd766d5709ae3870c332bafc63

Aliases

arxiv: 2202.02990 · arxiv_version: 2202.02990v2 · doi: 10.48550/arxiv.2202.02990 · pith_short_12: 4WP225DGN2XR · pith_short_16: 4WP225DGN2XRGHFS · pith_short_8: 4WP225DG

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/4WP225DGN2XRGHFSX3OZCESPUQ \
  | 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: e59fad74666eaf131cb2bedd91124fa4188bc3fd766d5709ae3870c332bafc63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4484e55d4980512e92076341df6e8cffd4e2b04e5db6e228779582361e31a3e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-02-07T08:15:48Z",
    "title_canon_sha256": "a257935f8fbf0cc9cc31590225836fa9fcde7161d85140876562b5c62c307057"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.02990",
    "kind": "arxiv",
    "version": 2
  }
}