Pith Number

pith:YMQ2S2KQ

pith:2018:YMQ2S2KQ2PMJ4LPJRO2GPPA2CM

not attested not anchored not stored refs pending

Noisy Private Information Retrieval: On Separability of Channel Coding and Information Retrieval

Karim Banawan, Sennur Ulukus

arxiv:1807.05997 v1 · 2018-07-16 · 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{YMQ2S2KQ2PMJ4LPJRO2GPPA2CM}

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	2026-05-18T00:10:41.980588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c321a96950d3d89e2de98bb467bc1a1321da8b3113139a50297326231f26841c

Aliases

arxiv: 1807.05997 · arxiv_version: 1807.05997v1 · doi: 10.48550/arxiv.1807.05997 · pith_short_12: YMQ2S2KQ2PMJ · pith_short_16: YMQ2S2KQ2PMJ4LPJ · pith_short_8: YMQ2S2KQ

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/YMQ2S2KQ2PMJ4LPJRO2GPPA2CM \
  | 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: c321a96950d3d89e2de98bb467bc1a1321da8b3113139a50297326231f26841c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b23425faca3d550a34f8f7d1b22a9686fdb6163b2eebed63df8b7bad735171c8",
    "cross_cats_sorted": [
      "cs.CR",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-07-16T17:54:46Z",
    "title_canon_sha256": "8ea2b2ce5d0ed054def98d1d9ad32446080c1ac7c5b7554e2e0a87eb38d1f0cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05997",
    "kind": "arxiv",
    "version": 1
  }
}