Pith Number

pith:BEIO564B

pith:2025:BEIO564BFXUNP2FCVWC33HJWW5

not attested not anchored not stored refs pending

Watermark in the Classroom: A Conformal Framework for Adaptive AI Usage Detection

Weijie J. Su, Xuyang Chen, Yangxinyu Xie, Zhimei Ren

arxiv:2507.23113 v1 · 2025-07-30 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BEIO564BFXUNP2FCVWC33HJWW5}

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

2 papers in Pith

How Many Iterations to Jailbreak? Dynamic Budget Allocation for Multi-Turn LLM Evaluation

Who Gets Flagged? The Pluralistic Evaluation Gap in AI Content Watermarking

Receipt and verification

First computed	2026-07-05T11:46:05.684824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0910eefb812de8d7e8a2ad85bd9d36b7732ca9ba2ea55ae23c85b1a6ff9327f8

Aliases

arxiv: 2507.23113 · arxiv_version: 2507.23113v1 · doi: 10.48550/arxiv.2507.23113 · pith_short_12: BEIO564BFXUN · pith_short_16: BEIO564BFXUNP2FC · pith_short_8: BEIO564B

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/BEIO564BFXUNP2FCVWC33HJWW5 \
  | 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: 0910eefb812de8d7e8a2ad85bd9d36b7732ca9ba2ea55ae23c85b1a6ff9327f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c8f06cdd14fa9334385c530a8c67834bf2fc3b99fd3598dca176bae94a0a92b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2025-07-30T21:32:39Z",
    "title_canon_sha256": "2f916f36486c463d1c4ee3a91da4b1ece9b362444323cc5d1a19da47e3a13028"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.23113",
    "kind": "arxiv",
    "version": 1
  }
}