Pith Number

pith:OBZUCRZW

pith:2019:OBZUCRZWVHR35DCI3R5NVU6OUC

not attested not anchored not stored refs pending

Location Privacy in Cognitive Radios with Multi-Server Private Information Retrieval

Attila A. Yavuz, Bechir Hamdaoui, Mohamed Grissa

arxiv:1907.02518 v1 · 2019-07-03 · cs.NI · 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{OBZUCRZWVHR35DCI3R5NVU6OUC}

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	2026-05-17T23:41:28.315368Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7073414736a9e3be8c48dc7adad3cea08f762ecd60ae73226fc01f14ca9fcfb7

Aliases

arxiv: 1907.02518 · arxiv_version: 1907.02518v1 · doi: 10.48550/arxiv.1907.02518 · pith_short_12: OBZUCRZWVHR3 · pith_short_16: OBZUCRZWVHR35DCI · pith_short_8: OBZUCRZW

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/OBZUCRZWVHR35DCI3R5NVU6OUC \
  | 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: 7073414736a9e3be8c48dc7adad3cea08f762ecd60ae73226fc01f14ca9fcfb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ff4a8dd0def4edbd34eaa2608421c97ba62f8cd99dee3aadb6fdc3bbcf28ed6",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2019-07-03T17:12:48Z",
    "title_canon_sha256": "7264c0aa0b1719bc76d31ac9eb02d852ff9934784691ada523b691a64a0b4a45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02518",
    "kind": "arxiv",
    "version": 1
  }
}