Pith Number

pith:WHOLHL3S

pith:2025:WHOLHL3S7N34GF7T5W3GW4HBSX

not attested not anchored not stored refs pending

Invariant-based Robust Weights Watermark for Large Language Models

Hui Jin, Qingxiao Guo, Weifeng Zhang, Xiaobing Guo, Xinjie Zhu, YiLong Ma, Yunhao Wang

arxiv:2507.08288 v1 · 2025-07-11 · cs.CR · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WHOLHL3S7N34GF7T5W3GW4HBSX}

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

1 paper in Pith

Receipt and verification

First computed	2026-07-05T11:35:20.872171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1dcb3af72fb77c317f3edb66b70e195fb8db3da7c40ed4e538bc15525db4e36

Aliases

arxiv: 2507.08288 · arxiv_version: 2507.08288v1 · doi: 10.48550/arxiv.2507.08288 · pith_short_12: WHOLHL3S7N34 · pith_short_16: WHOLHL3S7N34GF7T · pith_short_8: WHOLHL3S

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/WHOLHL3S7N34GF7T5W3GW4HBSX \
  | 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: b1dcb3af72fb77c317f3edb66b70e195fb8db3da7c40ed4e538bc15525db4e36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d50df63b0a88ce12946d30c6847c8ee4861ee813234b5b94f854063257b46e0a",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-07-11T03:24:47Z",
    "title_canon_sha256": "3b96f2133ed97dd99f9eef90f60eee9d26d2bb830b80ba433892f131a0aa4baf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.08288",
    "kind": "arxiv",
    "version": 1
  }
}