Pith Number

pith:JAQKJF4G

pith:2025:JAQKJF4G5SVFVQV2LR3DZKKHDI

not attested not anchored not stored refs pending

Data Curation Matters: Model Collapse and Spurious Shift Performance Prediction from Training on Uncurated Text Embeddings

Lucas Mattioli, Martin Gonzalez, Sabrina Chaouche, Youness Ait Hadichou

arxiv:2506.17989 v1 · 2025-06-22 · 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{JAQKJF4G5SVFVQV2LR3DZKKHDI}

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	2026-07-05T11:25:26.658494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4820a49786ecaa5ac2ba5c763ca9471a27248c600862d4b459ebf16dc8c42ed4

Aliases

arxiv: 2506.17989 · arxiv_version: 2506.17989v1 · doi: 10.48550/arxiv.2506.17989 · pith_short_12: JAQKJF4G5SVF · pith_short_16: JAQKJF4G5SVFVQV2 · pith_short_8: JAQKJF4G

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/JAQKJF4G5SVFVQV2LR3DZKKHDI \
  | 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: 4820a49786ecaa5ac2ba5c763ca9471a27248c600862d4b459ebf16dc8c42ed4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6dd08fb9bdcbd76ac5d5d4a30463c602e07b5c49da0a678a4a11a2679fe9e393",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-06-22T11:01:41Z",
    "title_canon_sha256": "7fa9134de93ca46f57cd54b2f5c7ce462a1e636dbb48e0b91f3414442a44461d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.17989",
    "kind": "arxiv",
    "version": 1
  }
}