Pith Number

pith:EIOCCCVX

pith:2026:EIOCCCVXL7V6NXKWZVM6ER43BX

not attested not anchored not stored refs pending

When Do PEFT Adaptations Leak Structure? Measuring Black-Box Structural Bounds in Public-Base Model Services

Chun Yang, Gang Shi, Liwei Chen, Shuangshuang Liang, Zhongjiang Yao

arxiv:2608.05036 v1 · 2026-08-05 · 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{EIOCCCVXL7V6NXKWZVM6ER43BX}

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	2026-08-06T01:48:05.365367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

221c210ab75febe6dd56cd59e2479b0ddde4790cdc1d0f203498f97f467369c4

Aliases

arxiv: 2608.05036 · arxiv_version: 2608.05036v1 · doi: 10.48550/arxiv.2608.05036 · pith_short_12: EIOCCCVXL7V6 · pith_short_16: EIOCCCVXL7V6NXKW · pith_short_8: EIOCCCVX

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/EIOCCCVXL7V6NXKWZVM6ER43BX \
  | 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: 221c210ab75febe6dd56cd59e2479b0ddde4790cdc1d0f203498f97f467369c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf41d8d530cf513b5762af3e56ce9ff8c8ddbbeab37ea478b451580a513da873",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-08-05T16:42:59Z",
    "title_canon_sha256": "c6ead4bc4efca747092688438a819b22d7c56b5180a6e29dc4b98c280d890966"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.05036",
    "kind": "arxiv",
    "version": 1
  }
}