Pith Number

pith:F7PJVCJ3

pith:2024:F7PJVCJ3KJ4BDHKRTBPVHXDQKZ

not attested not anchored not stored refs pending

SparseCL: Sparse Contrastive Learning for Contradiction Retrieval

Haike Xu, Kai-Wei Chang, Piotr Indyk, Yizhou Sun, Zongyu Lin

arxiv:2406.10746 v1 · 2024-06-15 · cs.CL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F7PJVCJ3KJ4BDHKRTBPVHXDQKZ}

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.

Cited by

1 paper in Pith

Embeddings for Preferences, Not Semantics

Receipt and verification

First computed	2026-07-05T08:32:21.468852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fde9a893b5278119d51985f53dc70564581fe949868e00b814ad36ace66c180

Aliases

arxiv: 2406.10746 · arxiv_version: 2406.10746v1 · doi: 10.48550/arxiv.2406.10746 · pith_short_12: F7PJVCJ3KJ4B · pith_short_16: F7PJVCJ3KJ4BDHKR · pith_short_8: F7PJVCJ3

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/F7PJVCJ3KJ4BDHKRTBPVHXDQKZ \
  | 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: 2fde9a893b5278119d51985f53dc70564581fe949868e00b814ad36ace66c180

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c25a6602cb8f3b41dcfff0055a30a9f5aa6e8d0b8b31b1ddac03a5899e12b9d3",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-06-15T21:57:03Z",
    "title_canon_sha256": "3beb210d9021ea974d88183268ac0a9c0136f0c728ce79bc9a492cf3504f5b46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2406.10746",
    "kind": "arxiv",
    "version": 1
  }
}