Pith Number

pith:2A6AYV4W

pith:2025:2A6AYV4W3US5H4LRBSCKFHDNJS

not attested not anchored not stored refs pending

STAMP Your Content: Proving Dataset Membership via Watermarked Rephrasings

Danish Pruthi, Pratyush Maini, Saksham Rastogi

arxiv:2504.13416 v2 · 2025-04-18 · cs.LG · cs.CL · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2A6AYV4W3US5H4LRBSCKFHDNJS}

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	2026-07-05T11:17:44.841111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d03c0c5796dd25d3f1710c84a29c6d4c8832352f90f8e9d66f57a5bd4de73685

Aliases

arxiv: 2504.13416 · arxiv_version: 2504.13416v2 · doi: 10.48550/arxiv.2504.13416 · pith_short_12: 2A6AYV4W3US5 · pith_short_16: 2A6AYV4W3US5H4LR · pith_short_8: 2A6AYV4W

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/2A6AYV4W3US5H4LRBSCKFHDNJS \
  | 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: d03c0c5796dd25d3f1710c84a29c6d4c8832352f90f8e9d66f57a5bd4de73685

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3aa0636a88c0fea1dad376541818c1ac626e21812af8b21c24a99718aab8c33",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.CR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-04-18T02:25:08Z",
    "title_canon_sha256": "b3eb3fed56245fa8e32e97a68b74ab3a810c1b6efdebd146e3b551e127a4134c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.13416",
    "kind": "arxiv",
    "version": 2
  }
}