Pith Number

pith:NIX3W6K5

pith:2011:NIX3W6K5RDTPAOSII5TC7FC7F7

not attested not anchored not stored refs pending

Effective Privacy Amplification for Secure Classical Communications

Jacob Scheuer, Laszlo B. Kish, Tamas Horvath

arxiv:1101.4264 v2 · 2011-01-22 · cs.CR · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NIX3W6K5RDTPAOSII5TC7FC7F7}

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	2026-05-18T02:22:50.557456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a2fbb795d88e6f03a4847662f945f2fe6f4ff1779d6c7fddfc61190620fb684

Aliases

arxiv: 1101.4264 · arxiv_version: 1101.4264v2 · doi: 10.48550/arxiv.1101.4264 · pith_short_12: NIX3W6K5RDTP · pith_short_16: NIX3W6K5RDTPAOSI · pith_short_8: NIX3W6K5

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/NIX3W6K5RDTPAOSII5TC7FC7F7 \
  | 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: 6a2fbb795d88e6f03a4847662f945f2fe6f4ff1779d6c7fddfc61190620fb684

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e729a2972bf97294e557b35cd1ddb1aa8ec43a4fbdc8c1dc30aaf3a9947b7aef",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2011-01-22T05:36:44Z",
    "title_canon_sha256": "f103e27f9ef88268545919835920b90193f4af3e1ac3688e1b08d44a4cae7f5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.4264",
    "kind": "arxiv",
    "version": 2
  }
}