Pith Number

pith:FAMEVBUU

pith:2026:FAMEVBUUXGCEUWSGGFC4FRB5BS

not attested not anchored not stored refs pending

DataShield: Uncovering Risky Fine-Tuning Data Across LLMs Through Consensus Subspace Alignment

Chaochao Lu, Di Hong, Jielong Chen, Kui Ren, Liang He, Tianhang Zheng, Weiwei Qi, Zefeng Wu, Zhan Qin

arxiv:2607.15081 v1 · 2026-07-16 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FAMEVBUUXGCEUWSGGFC4FRB5BS}

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	2026-07-17T01:22:08.558062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28184a8694b9844a5a463145c2c43d0c8f532c73b8e2694040bd686236658dcd

Aliases

arxiv: 2607.15081 · arxiv_version: 2607.15081v1 · doi: 10.48550/arxiv.2607.15081 · pith_short_12: FAMEVBUUXGCE · pith_short_16: FAMEVBUUXGCEUWSG · pith_short_8: FAMEVBUU

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/FAMEVBUUXGCEUWSGGFC4FRB5BS \
  | 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: 28184a8694b9844a5a463145c2c43d0c8f532c73b8e2694040bd686236658dcd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8233250a6b06c31e9f29ab805566647813e146afc7d00f6bfaa4a0e256e21ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-07-16T14:51:42Z",
    "title_canon_sha256": "c736e7d986ab8868591af5523fecee8522e172dc9da782786577a3f34bbaf4a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.15081",
    "kind": "arxiv",
    "version": 1
  }
}