Pith Number

pith:QK6DBJQD

pith:2013:QK6DBJQDRLCIIW27K2V63JOLBF

not attested not anchored not stored refs pending

Separation Properties and Related Bounds of Collusion-secure Fingerprinting Codes

Myong-Son Sihn, Ryul Kim

arxiv:1304.6161 v2 · 2013-04-23 · cs.CR · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QK6DBJQDRLCIIW27K2V63JOLBF}

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	2026-05-18T03:17:24.339149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82bc30a6038ac4845b5f56abeda5cb09451878d27000f8bc462c4a72d4048501

Aliases

arxiv: 1304.6161 · arxiv_version: 1304.6161v2 · doi: 10.48550/arxiv.1304.6161 · pith_short_12: QK6DBJQDRLCI · pith_short_16: QK6DBJQDRLCIIW27 · pith_short_8: QK6DBJQD

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/QK6DBJQDRLCIIW27K2V63JOLBF \
  | 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: 82bc30a6038ac4845b5f56abeda5cb09451878d27000f8bc462c4a72d4048501

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d4719929fa1c95cc9d7194f104dcff88e771bb4203d4ab46805a42a9e3bc272",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2013-04-23T03:55:25Z",
    "title_canon_sha256": "38b262e3af683c84ff9d8b62ae781399df28345775f2594d4763068b4f05b76d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6161",
    "kind": "arxiv",
    "version": 2
  }
}