Pith Number

pith:MYQCOV7K

pith:2016:MYQCOV7K6XBZ4SNDAUCLARDV5O

not attested not anchored not stored refs pending

Multiround Private Information Retrieval: Capacity and Storage Overhead

Hua Sun, Syed A. Jafar

arxiv:1611.02257 v1 · 2016-11-07 · cs.IT · cs.CR · cs.IR · 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{MYQCOV7K6XBZ4SNDAUCLARDV5O}

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	2026-05-18T01:00:02.767646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66202757eaf5c39e49a30504b04475eb9e120620cbde0ffe55551e9726fdf2fb

Aliases

arxiv: 1611.02257 · arxiv_version: 1611.02257v1 · doi: 10.48550/arxiv.1611.02257 · pith_short_12: MYQCOV7K6XBZ · pith_short_16: MYQCOV7K6XBZ4SND · pith_short_8: MYQCOV7K

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/MYQCOV7K6XBZ4SNDAUCLARDV5O \
  | 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: 66202757eaf5c39e49a30504b04475eb9e120620cbde0ffe55551e9726fdf2fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8115ff1a5182b1061eaa2a4ae2e7a4e07b4b78c0671ac679b1b49cb43f0aedaa",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.IR",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-11-07T20:36:40Z",
    "title_canon_sha256": "c11bc11aa3ce406c7a372c3b6c31ee63ea1cde044a4bf14a78e669b5d17bb6ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.02257",
    "kind": "arxiv",
    "version": 1
  }
}