Pith Number

pith:NLTQIBX5

pith:2018:NLTQIBX5GCEPUI2XSEUBJQFBWI

not attested not anchored not stored refs pending

A Comprehensive Survey of Watermarking Relational Databases Research

Muddassar Farooq, Muhammad Kamran

arxiv:1801.08271 v1 · 2018-01-25 · 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{NLTQIBX5GCEPUI2XSEUBJQFBWI}

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	2026-05-18T00:25:06.694738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ae70406fd3088fa2357912814c0a1b212a594b4791284a2fca660823383ad91

Aliases

arxiv: 1801.08271 · arxiv_version: 1801.08271v1 · doi: 10.48550/arxiv.1801.08271 · pith_short_12: NLTQIBX5GCEP · pith_short_16: NLTQIBX5GCEPUI2X · pith_short_8: NLTQIBX5

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/NLTQIBX5GCEPUI2XSEUBJQFBWI \
  | 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: 6ae70406fd3088fa2357912814c0a1b212a594b4791284a2fca660823383ad91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5e4a1185b9e4e1f136d0fce57023e773f206cb4296f6d9a874c499931a44326",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-01-25T04:07:43Z",
    "title_canon_sha256": "ed578eb4eb28d8d10f0826afb2bb58e77c54a54bc31a03c8863e8152bb5e0f79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.08271",
    "kind": "arxiv",
    "version": 1
  }
}