Pith Number

pith:YIFDVOA7

pith:2012:YIFDVOA775URT7TJR4EDRKPW2V

not attested not anchored not stored refs pending

Quantum wiretap channel with non-uniform random number and its exponent and equivocation rate of leaked information

Masahito Hayashi

arxiv:1202.0325 v3 · 2012-02-01 · quant-ph · cs.CR · 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{YIFDVOA775URT7TJR4EDRKPW2V}

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	2026-05-18T01:03:53.829670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c20a3ab81fff6919fe698f0838a9f6d54b33fa5711915c537843e49786a61b50

Aliases

arxiv: 1202.0325 · arxiv_version: 1202.0325v3 · doi: 10.48550/arxiv.1202.0325 · pith_short_12: YIFDVOA775UR · pith_short_16: YIFDVOA775URT7TJ · pith_short_8: YIFDVOA7

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/YIFDVOA775URT7TJR4EDRKPW2V \
  | 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: c20a3ab81fff6919fe698f0838a9f6d54b33fa5711915c537843e49786a61b50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f543c8996eb3da7dae294e97e021f0bd08d122da0e371917159d720004de10cb",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-02-01T23:35:39Z",
    "title_canon_sha256": "96093c35ebcacd7006a317b0320671f7995745213c8cae8f99c13ef81c44deec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0325",
    "kind": "arxiv",
    "version": 3
  }
}