Pith Number

pith:RFYYRAJB

pith:2012:RFYYRAJBH6HLDDYNMYLCLEVS23

not attested not anchored not stored refs pending

Quasi-Superactivation of Classical Capacity of Zero-Capacity Quantum Channels

Laszlo Gyongyosi, Sandor Imre

arxiv:1206.5693 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{RFYYRAJBH6HLDDYNMYLCLEVS23}

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	2026-05-18T03:47:00.702374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89718881213f8eb18f0d66162592b2d6eb03984663fa22ee7e8fb2b598419e1b

Aliases

arxiv: 1206.5693 · arxiv_version: 1206.5693v3 · doi: 10.48550/arxiv.1206.5693 · pith_short_12: RFYYRAJBH6HL · pith_short_16: RFYYRAJBH6HLDDYN · pith_short_8: RFYYRAJB

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/RFYYRAJBH6HLDDYNMYLCLEVS23 \
  | 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: 89718881213f8eb18f0d66162592b2d6eb03984663fa22ee7e8fb2b598419e1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0413b2ad290eb95093a7f768a672653066bf67b21302b4d7553d4f6c543e5f55",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-06-25T14:16:16Z",
    "title_canon_sha256": "a6072b43a15217fe6f69a58366191aaa987b6c8f70d08a4510935a1fc0f3dedc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.5693",
    "kind": "arxiv",
    "version": 3
  }
}