Pith Number

pith:WYQ25ESY

pith:2026:WYQ25ESYBTXKOC6NXBBU4FXTXL

not attested not anchored not stored refs pending

Tracing Provenance and Detecting Tampering with Complementary LLM Watermarks

He Zhang, Leo Yu Zhang, Shirui Pan, Xiaoyan Feng, Yanjun Zhang

arxiv:2608.12713 v1 · 2026-08-13 · cs.CR · cs.AI · 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{WYQ25ESYBTXKOC6NXBBU4FXTXL}

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	2026-08-14T00:47:04.155177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b621ae92580ceea70bcdb8434e16f3baf1f301515311bb1dfe6e22e82407f2ae

Aliases

arxiv: 2608.12713 · arxiv_version: 2608.12713v1 · doi: 10.48550/arxiv.2608.12713 · pith_short_12: WYQ25ESYBTXK · pith_short_16: WYQ25ESYBTXKOC6N · pith_short_8: WYQ25ESY

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/WYQ25ESYBTXKOC6NXBBU4FXTXL \
  | 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: b621ae92580ceea70bcdb8434e16f3baf1f301515311bb1dfe6e22e82407f2ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcf39ba0b0be98bd36ff2cca0ef516bcac31bd353b32d21f03b1b5d4c83ceda8",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-08-13T01:55:16Z",
    "title_canon_sha256": "72bd34b4677d0f678747e02874efded2cad36ae5ba66d8ecda4c1fdd8e22c835"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.12713",
    "kind": "arxiv",
    "version": 1
  }
}