Pith Number

pith:4P6UIM7D

pith:2025:4P6UIM7DDCXVYCQQUZBN3M5VUI

not attested not anchored not stored refs pending

Revealing the Numeracy Gap: An Empirical Investigation of Text Embedding Models

Hanyu Duan, Ningyuan Deng, Yixuan Tang, Yi Yang

arxiv:2509.05691 v1 · 2025-09-06 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4P6UIM7DDCXVYCQQUZBN3M5VUI}

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	2026-07-05T12:06:22.502661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3fd4433e318af5c0a10a642ddb3b5a21ee1da0cb873c5f43366d6ffed45b353

Aliases

arxiv: 2509.05691 · arxiv_version: 2509.05691v1 · doi: 10.48550/arxiv.2509.05691 · pith_short_12: 4P6UIM7DDCXV · pith_short_16: 4P6UIM7DDCXVYCQQ · pith_short_8: 4P6UIM7D

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/4P6UIM7DDCXVYCQQUZBN3M5VUI \
  | 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: e3fd4433e318af5c0a10a642ddb3b5a21ee1da0cb873c5f43366d6ffed45b353

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93308b9b4a7b47f505e4e469d3135f76a8fab1e9f78bbbd11a101a7653d3ac27",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-09-06T11:44:26Z",
    "title_canon_sha256": "b37b4536d0f586a61e3a980a1492befea0689b8552920a8df5acfc140219abe4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.05691",
    "kind": "arxiv",
    "version": 1
  }
}