Pith Number

pith:FSDMGWYG

pith:2012:FSDMGWYGGREP4LADLXZIJRIWG4

not attested not anchored not stored refs pending

Superactivation of Quantum Channels is Limited by the Quantum Relative Entropy Function

Laszlo Gyongyosi, Sandor Imre

arxiv:1206.5691 v1 · 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{FSDMGWYGGREP4LADLXZIJRIWG4}

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	2026-05-18T03:52:39.304750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c86c35b063448fe2c035df284c516373ad476092741c8ff9b20c648083eae57

Aliases

arxiv: 1206.5691 · arxiv_version: 1206.5691v1 · doi: 10.48550/arxiv.1206.5691 · pith_short_12: FSDMGWYGGREP · pith_short_16: FSDMGWYGGREP4LAD · pith_short_8: FSDMGWYG

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/FSDMGWYGGREP4LADLXZIJRIWG4 \
  | 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: 2c86c35b063448fe2c035df284c516373ad476092741c8ff9b20c648083eae57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ecc91f8f2fbf7a9ea9993feb33884fdda4365ae9bd5646b6954740b49ddedfc",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-06-25T14:15:04Z",
    "title_canon_sha256": "6a40f64cad9e67efc7733729e006f10b02a94dc4b7cd1ab7113e8bf049a8c56b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.5691",
    "kind": "arxiv",
    "version": 1
  }
}