Pith Number

pith:4K5K2PAZ

pith:2025:4K5K2PAZTMKQFULMN3XDKX3ORO

not attested not anchored not stored refs pending

BiMarker: Enhancing Text Watermark Detection for Large Language Models with Bipolar Watermarks

Hongliang Liang, Keyang Xiao, Qiuping Yi, Yanqi Li, Yijian Lu, Zhuang Li, Zongcheng Ji

arxiv:2501.12174 v6 · 2025-01-21 · 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{4K5K2PAZTMKQFULMN3XDKX3ORO}

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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.

Receipt and verification

First computed	2026-07-05T11:06:27.091878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2baad3c199b1502d16c6eee355f6e8b84d0d95d598d1f1441d7e3c78eb2c792

Aliases

arxiv: 2501.12174 · arxiv_version: 2501.12174v6 · doi: 10.48550/arxiv.2501.12174 · pith_short_12: 4K5K2PAZTMKQ · pith_short_16: 4K5K2PAZTMKQFULM · pith_short_8: 4K5K2PAZ

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/4K5K2PAZTMKQFULMN3XDKX3ORO \
  | 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: e2baad3c199b1502d16c6eee355f6e8b84d0d95d598d1f1441d7e3c78eb2c792

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b55799f4f324527b71c2c3a0adbbbadf6d1bd222f20cfe3c33e0227d71291ec4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-01-21T14:32:50Z",
    "title_canon_sha256": "cfde92cd6d5628ce2a5625396d9dbacf7095631008e46bfbc2d839d7eb56b280"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.12174",
    "kind": "arxiv",
    "version": 6
  }
}