Pith Number

pith:DQQP4UF7

pith:2018:DQQP4UF7UNR5BH2TUG7BQ7FIVV

not attested not anchored not stored refs pending

A Tunable Measure for Information Leakage

Flavio P. Calmon, Jiachun Liao, Lalitha Sankar, Oliver Kosut

arxiv:1806.03332 v1 · 2018-06-08 · 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{DQQP4UF7UNR5BH2TUG7BQ7FIVV}

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	2026-05-18T00:13:43.750755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c20fe50bfa363d09f53a1be187ca8ad6e94cf7a64bdb1b8d6e43f0309578f73

Aliases

arxiv: 1806.03332 · arxiv_version: 1806.03332v1 · doi: 10.48550/arxiv.1806.03332 · pith_short_12: DQQP4UF7UNR5 · pith_short_16: DQQP4UF7UNR5BH2T · pith_short_8: DQQP4UF7

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/DQQP4UF7UNR5BH2TUG7BQ7FIVV \
  | 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: 1c20fe50bfa363d09f53a1be187ca8ad6e94cf7a64bdb1b8d6e43f0309578f73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6a546914d0546a0ccad7c84d4d85da5f96005b65de6e48355f6e993ae54ed2e",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-06-08T19:34:13Z",
    "title_canon_sha256": "209a14f366290ff39a4bb2d8d41211d22ca89ee648920b456370fad3ef6c0733"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.03332",
    "kind": "arxiv",
    "version": 1
  }
}