Pith Number

pith:FK4QQ7CJ

pith:2018:FK4QQ7CJJJSLGLTAW2AY6FPTLR

not attested not anchored not stored refs pending

Multi-Message Private Information Retrieval with Private Side Information

Mahdi Jafari Siavoshani, Mohammad Ali Maddah-Ali, Seyed Pooya Shariatpanahi

arxiv:1805.11892 v1 · 2018-05-30 · 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{FK4QQ7CJJJSLGLTAW2AY6FPTLR}

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	2026-05-18T00:14:35.908371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ab9087c494a64b32e60b6818f15f35c45f1497ff0c67e5ba5eaf63484cd4ed3

Aliases

arxiv: 1805.11892 · arxiv_version: 1805.11892v1 · doi: 10.48550/arxiv.1805.11892 · pith_short_12: FK4QQ7CJJJSL · pith_short_16: FK4QQ7CJJJSLGLTA · pith_short_8: FK4QQ7CJ

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/FK4QQ7CJJJSLGLTAW2AY6FPTLR \
  | 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: 2ab9087c494a64b32e60b6818f15f35c45f1497ff0c67e5ba5eaf63484cd4ed3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab1dcacfff28e1c2f8b42242c909a62cb986862525ce4a846ff15fa9ecb79392",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-05-30T10:44:15Z",
    "title_canon_sha256": "4faadaafc0e2b4ca0a16071020fec0804c1c86da2028eb2434af70423d5358fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.11892",
    "kind": "arxiv",
    "version": 1
  }
}