Pith Number

pith:6NO3SYX3

pith:2025:6NO3SYX3MBXUVLQTJKG6WSXGBQ

not attested not anchored not stored refs pending

StructCoh: Structured Contrastive Learning for Context-Aware Text Semantic Matching

Chao Xue, Ziyuan Gao

arxiv:2509.02033 v1 · 2025-09-02 · 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{6NO3SYX3MBXUVLQTJKG6WSXGBQ}

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	2026-07-05T12:03:13.338991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f35db962fb606f4aae134a8deb4ae60c05a0255e4d4018dc06e1ee45b09218b8

Aliases

arxiv: 2509.02033 · arxiv_version: 2509.02033v1 · doi: 10.48550/arxiv.2509.02033 · pith_short_12: 6NO3SYX3MBXU · pith_short_16: 6NO3SYX3MBXUVLQT · pith_short_8: 6NO3SYX3

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/6NO3SYX3MBXUVLQTJKG6WSXGBQ \
  | 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: f35db962fb606f4aae134a8deb4ae60c05a0255e4d4018dc06e1ee45b09218b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1132301288bb1482a2eeccabb4eb60b9392801d65d97802cf39f64c2ba7ca76a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-09-02T07:21:36Z",
    "title_canon_sha256": "94a15b5b1c31888740c02338b33296d24e870f66fa44c74ff5c534056b86fdcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.02033",
    "kind": "arxiv",
    "version": 1
  }
}