Pith Number

pith:XHIOXN42

pith:2012:XHIOXN42VEWJGALYBCMEIP3XDZ

not attested not anchored not stored refs pending

Information Geometric Superactivation of Asymptotic Quantum Capacity and Classical Zero-Error Capacity of Zero-Capacity Quantum Channels

Laszlo Gyongyosi

arxiv:1206.5980 v3 · 2012-06-25 · quant-ph · 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{XHIOXN42VEWJGALYBCMEIP3XDZ}

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	2026-05-18T03:31:54.220969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9d0ebb79aa92c9301780898443f771e5d4d0bb08d04d12e35857d749c530463

Aliases

arxiv: 1206.5980 · arxiv_version: 1206.5980v3 · doi: 10.48550/arxiv.1206.5980 · pith_short_12: XHIOXN42VEWJ · pith_short_16: XHIOXN42VEWJGALY · pith_short_8: XHIOXN42

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/XHIOXN42VEWJGALYBCMEIP3XDZ \
  | 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: b9d0ebb79aa92c9301780898443f771e5d4d0bb08d04d12e35857d749c530463

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61fb53a744226127415b202aa64b050b559936c772b8db7f261797b095cb9925",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-06-25T17:39:06Z",
    "title_canon_sha256": "5e62c0610d330510e41d1ea6dda17872de9ee10d7e18e47d5875934accfdb699"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.5980",
    "kind": "arxiv",
    "version": 3
  }
}