Pith Number

pith:D6HWDID2

pith:2024:D6HWDID2V4BHL6JSQGUPZHIBQM

not attested not anchored not stored refs pending

NSmark: Null Space Based Black-box Watermarking Defense Framework for Language Models

Fangqi Li, Gongshen Liu, Haodong Zhao, Jinming Hu, Jinrui Sha, Peixuan Chen, Peixuan Li, Tianjie Ju, Zhuosheng Zhang

arxiv:2410.13907 v2 · 2024-10-16 · cs.CR · cs.AI · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D6HWDID2V4BHL6JSQGUPZHIBQM}

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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.

Cited by

1 paper in Pith

LLM DNA: Tracing Model Evolution via Functional Representations

Receipt and verification

First computed	2026-07-05T10:08:22.944718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f8f61a07aaf0275f93281a8fc9d01833797fb8ef22c480d84675c2743849f03

Aliases

arxiv: 2410.13907 · arxiv_version: 2410.13907v2 · doi: 10.48550/arxiv.2410.13907 · pith_short_12: D6HWDID2V4BH · pith_short_16: D6HWDID2V4BHL6JS · pith_short_8: D6HWDID2

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/D6HWDID2V4BHL6JSQGUPZHIBQM \
  | 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: 1f8f61a07aaf0275f93281a8fc9d01833797fb8ef22c480d84675c2743849f03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6aa9b1bdc57478368b056ed7cdecd3de31398f05f267015c5b6ff8364251cf16",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2024-10-16T14:45:27Z",
    "title_canon_sha256": "6bb5c5c8ae88e900552d8c244f12d0fd2e1f8327d022b469ed325fd24e053def"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.13907",
    "kind": "arxiv",
    "version": 2
  }
}