Pith Number

pith:PK5E4DT5

pith:2018:PK5E4DT5V2VGILIXFMZXBUPVQC

not attested not anchored not stored refs pending

Private Information Retrieval Through Wiretap Channel II: Privacy Meets Security

Karim Banawan, Sennur Ulukus

arxiv:1801.06171 v1 · 2018-01-18 · cs.IT · cs.CR · 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{PK5E4DT5V2VGILIXFMZXBUPVQC}

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	2026-05-18T00:25:35.403797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7aba4e0e7daeaa642d172b3370d1f58090623f27f515c60240cc9f97a32fc54f

Aliases

arxiv: 1801.06171 · arxiv_version: 1801.06171v1 · doi: 10.48550/arxiv.1801.06171 · pith_short_12: PK5E4DT5V2VG · pith_short_16: PK5E4DT5V2VGILIX · pith_short_8: PK5E4DT5

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/PK5E4DT5V2VGILIXFMZXBUPVQC \
  | 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: 7aba4e0e7daeaa642d172b3370d1f58090623f27f515c60240cc9f97a32fc54f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b742cc6b179ce5b0cf538eb31c5aaf47b757181c012551062bce1a300ce8a23f",
    "cross_cats_sorted": [
      "cs.CR",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-01-18T18:50:14Z",
    "title_canon_sha256": "61b5b7b8af8291a24915ab5c16c6ddb62ffc74bd901405b7243dfc171f03c57e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06171",
    "kind": "arxiv",
    "version": 1
  }
}