Pith Number

pith:HEF3U222

pith:2026:HEF3U222UVG7UUWQ6WG3CKVOTA

not attested not anchored not stored refs pending

Efficient Online LLM Watermark Detection via Rao-Blackwellized E-Processes

Chengdong Xu, Dandan Mo, Huiqiong Li, Jinhan Xie, Lu Luo, Niansheng Tang, Ting Li

arxiv:2607.21958 v1 · 2026-07-24 · stat.ML · 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{HEF3U222UVG7UUWQ6WG3CKVOTA}

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.

Receipt and verification

First computed	2026-07-27T00:20:29.827207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

390bba6b5aa54dfa52d0f58db12aae981ea87f27c9ea4ca38c0a1f1e25786350

Aliases

arxiv: 2607.21958 · arxiv_version: 2607.21958v1 · doi: 10.48550/arxiv.2607.21958 · pith_short_12: HEF3U222UVG7 · pith_short_16: HEF3U222UVG7UUWQ · pith_short_8: HEF3U222

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/HEF3U222UVG7UUWQ6WG3CKVOTA \
  | 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: 390bba6b5aa54dfa52d0f58db12aae981ea87f27c9ea4ca38c0a1f1e25786350

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e969db949fe47ee8a6665c5003e34e48f2af80f9b1e098e6ee4f0cdbb71b223d",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2026-07-24T04:10:36Z",
    "title_canon_sha256": "4ec993ee5dd677bbbbd41f132e12ee8530500c2a92cbee2d4d411886df777956"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.21958",
    "kind": "arxiv",
    "version": 1
  }
}