Pith Number

pith:NZJP2OY4

pith:2023:NZJP2OY4PNQSOXY4S62UZPXTAD

not attested not anchored not stored refs pending

An Unforgeable Publicly Verifiable Watermark for Large Language Models

Aiwei Liu, Irwin King, Leyi Pan, Lijie Wen, Philip S. Yu, Shu'ang Li, Xuming Hu

arxiv:2307.16230 v7 · 2023-07-30 · 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{NZJP2OY4PNQSOXY4S62UZPXTAD}

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.

Cited by

7 papers in Pith

PromptMark: A Prompt-Guided Iterative-Feedback Framework for Source Code Watermarking

Hidden in Plain Tokens: Simply Robust, Gradient-Free Watermark for Synthetic Audio

SAMark: A Self-Anchored Text Watermarking with Paragraph-Level Paraphrase Robustness

RLCracker: Evaluating the Worst-Case Vulnerability of LLM Watermarks with Adaptive RL Attacks

Position: LLM Watermarking Should Align Stakeholders' Incentives for Practical Adoption

Receipt and verification

First computed	2026-07-05T08:23:10.814624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e52fd3b1c7b61275f1c97b54cbef300fc9e81c2437f8477841eaa8a7db08fe0

Aliases

arxiv: 2307.16230 · arxiv_version: 2307.16230v7 · doi: 10.48550/arxiv.2307.16230 · pith_short_12: NZJP2OY4PNQS · pith_short_16: NZJP2OY4PNQSOXY4 · pith_short_8: NZJP2OY4

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/NZJP2OY4PNQSOXY4S62UZPXTAD \
  | 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: 6e52fd3b1c7b61275f1c97b54cbef300fc9e81c2437f8477841eaa8a7db08fe0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72c7b948ed4ae67af2c00c21b0d7b553d69a5d1b9644effe9e881098f5353982",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-07-30T13:43:27Z",
    "title_canon_sha256": "a4af310f126df823b77e584050c6d492cc6a8e4eccdea80bca991de43e03b89d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.16230",
    "kind": "arxiv",
    "version": 7
  }
}