Pith Number

pith:F5U6JYCI

pith:2024:F5U6JYCIYOY76LTFH3UCR3QOIM

not attested not anchored not stored refs pending

DefSent+: Improving sentence embeddings of language models by projecting definition sentences into a quasi-isotropic or isotropic vector space of unlimited dictionary entries

XiaoDong Liu

arxiv:2405.16153 v4 · 2024-05-25 · cs.CL · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F5U6JYCIYOY76LTFH3UCR3QOIM}

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	2026-07-05T09:13:03.057509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f69e4e048c3b1ff2e653ee828ee0e4314af532ddcb4e1c42e2a5705f4132bd7

Aliases

arxiv: 2405.16153 · arxiv_version: 2405.16153v4 · doi: 10.48550/arxiv.2405.16153 · pith_short_12: F5U6JYCIYOY7 · pith_short_16: F5U6JYCIYOY76LTF · pith_short_8: F5U6JYCI

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/F5U6JYCIYOY76LTFH3UCR3QOIM \
  | 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: 2f69e4e048c3b1ff2e653ee828ee0e4314af532ddcb4e1c42e2a5705f4132bd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe112a05d7a90e5e9f2f6beefe3ab1e2042bbfcc0a5c2f84352fd93384a9262e",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-05-25T09:43:38Z",
    "title_canon_sha256": "8d00cd206369d5e1a2dc60231f5a2eb55469b3c584c6315a0a9141e0d4728406"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.16153",
    "kind": "arxiv",
    "version": 4
  }
}