Pith Number

pith:2RL54VYD

pith:2025:2RL54VYDXYE5PCIMZHVNPLBFPA

not attested not anchored not stored refs pending

Protecting Your Voice: Temporal-aware Robust Watermarking

Dongdong Lin, Hongxia Wang, Hui Tian, Weizhi Liu, Yue Li

arxiv:2504.14832 v2 · 2025-04-21 · cs.CR · cs.AI · cs.SD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2RL54VYDXYE5PCIMZHVNPLBFPA}

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	2026-07-05T11:25:09.799629Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d457de5703be09d7890cc9ead7ac25782418541fe36332e5f1d82ba1f3cef9a9

Aliases

arxiv: 2504.14832 · arxiv_version: 2504.14832v2 · doi: 10.48550/arxiv.2504.14832 · pith_short_12: 2RL54VYDXYE5 · pith_short_16: 2RL54VYDXYE5PCIM · pith_short_8: 2RL54VYD

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/2RL54VYDXYE5PCIMZHVNPLBFPA \
  | 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: d457de5703be09d7890cc9ead7ac25782418541fe36332e5f1d82ba1f3cef9a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "694256ebbf736a0272107b0f6ba307e2901cf4bdba0c322aad9cdd51bb17c7c4",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-04-21T03:23:10Z",
    "title_canon_sha256": "58c339720b0dc1e1d4b0e54c4037813649f8afe6a03059f8a8495053ed3f8f30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.14832",
    "kind": "arxiv",
    "version": 2
  }
}