Pith Number

pith:2DEWR6IO

pith:2026:2DEWR6IO5BCKJZXGZV2FFRUQVE

not attested not anchored not stored refs pending

Probe Choice Changes Canary-Memorization Verdicts: Three Post-Hoc Disagreement Case Studies in a Text-Dominant LoRA-Tuned Autoregressive Testbed

Yanhang Li, Zexin Zhuang, Zhichao Fan

arxiv:2606.31168 v1 · 2026-06-30 · cs.CR · 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{2DEWR6IO5BCKJZXGZV2FFRUQVE}

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	2026-07-01T01:17:31.040160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0c968f90ee844a4e6e6cd7452c690a90c6e8975a39c2699f4d712cfd06b85ec

Aliases

arxiv: 2606.31168 · arxiv_version: 2606.31168v1 · doi: 10.48550/arxiv.2606.31168 · pith_short_12: 2DEWR6IO5BCK · pith_short_16: 2DEWR6IO5BCKJZXG · pith_short_8: 2DEWR6IO

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/2DEWR6IO5BCKJZXGZV2FFRUQVE \
  | 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: d0c968f90ee844a4e6e6cd7452c690a90c6e8975a39c2699f4d712cfd06b85ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5f97e68f0b27776fc5f05859e010a80ed54ab30bef247cc7eed99f34c06c966",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-06-30T05:58:05Z",
    "title_canon_sha256": "e2bd450eb93ef2b52767b5355e2f8cdce7c920d87ead60a81fa42f301830c5d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31168",
    "kind": "arxiv",
    "version": 1
  }
}