Pith Number

pith:TXHIT4PI

pith:2018:TXHIT4PIVW6K2DE7YBQNFCAS7W

not attested not anchored not stored refs pending

An Optimized Information-Preserving Relational Database Watermarking Scheme for Ownership Protection of Medical Data

Muddassar Farooq, Muhammad Kamran

arxiv:1801.09741 v1 · 2018-01-30 · cs.MM · 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{TXHIT4PIVW6K2DE7YBQNFCAS7W}

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	2026-05-18T00:24:53.979803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dce89f1e8adbcad0c9fc060d28812fd9c96d136a14aabf0fc1b6f09dbd30c6d

Aliases

arxiv: 1801.09741 · arxiv_version: 1801.09741v1 · doi: 10.48550/arxiv.1801.09741 · pith_short_12: TXHIT4PIVW6K · pith_short_16: TXHIT4PIVW6K2DE7 · pith_short_8: TXHIT4PI

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/TXHIT4PIVW6K2DE7YBQNFCAS7W \
  | 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: 9dce89f1e8adbcad0c9fc060d28812fd9c96d136a14aabf0fc1b6f09dbd30c6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53118cdadd6474625e005b1794b855b0bdf59d73ea9c641f79aa07d2ff740f9e",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2018-01-30T03:56:14Z",
    "title_canon_sha256": "d015fdd17cffedcc6ce47dddae3c96fa63b5bad7ae9319831f40d1586cd10942"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09741",
    "kind": "arxiv",
    "version": 1
  }
}