Pith Number

pith:KMA7B5L7

pith:2025:KMA7B5L7CZCBGXWMHAJGZNZZNH

not attested not anchored not stored refs pending

SpeechVerifier: Robust Acoustic Fingerprint against Tampering Attacks via Watermarking

Chenpei Huang, Hanqing Guo, Jiang Liu, Junpei Xue, Lingfeng Yao, Miao Pan, Shengyao Wang, Xun Chen

arxiv:2505.23821 v2 · 2025-05-28 · cs.CR · cs.SD · eess.AS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KMA7B5L7CZCBGXWMHAJGZNZZNH}

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	2026-07-05T11:14:08.878162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5301f0f57f1644135ecc38126cb73969e20787be4330f2d1ba6f527cbca980d2

Aliases

arxiv: 2505.23821 · arxiv_version: 2505.23821v2 · doi: 10.48550/arxiv.2505.23821 · pith_short_12: KMA7B5L7CZCB · pith_short_16: KMA7B5L7CZCBGXWM · pith_short_8: KMA7B5L7

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/KMA7B5L7CZCBGXWMHAJGZNZZNH \
  | 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: 5301f0f57f1644135ecc38126cb73969e20787be4330f2d1ba6f527cbca980d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4134b3a37ec70cdcc47f53711cc491465ff53baac03b867d1e86b2300534d1c4",
    "cross_cats_sorted": [
      "cs.SD",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-05-28T02:20:33Z",
    "title_canon_sha256": "171b2c2d3dabe972e3fff55de8db26658d97dfc540326776ddb772d676e66a76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.23821",
    "kind": "arxiv",
    "version": 2
  }
}