Pith Number

pith:F3SAYITL

pith:2014:F3SAYITLK55Q6VFIBJBPCKIMCJ

not attested not anchored not stored refs pending

Two-party LOCC convertibility of quadpartite states and Kraus-Cirac number of two-qubit unitaries

Akihito Soeda, Mio Murao, Seiseki Akibue

arxiv:1404.2698 v1 · 2014-04-10 · 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{F3SAYITLK55Q6VFIBJBPCKIMCJ}

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	2026-05-18T02:27:05.540223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ee40c226b577b0f54a80a42f1290c12565b62f3c61afd408dcb4eb928d698cf

Aliases

arxiv: 1404.2698 · arxiv_version: 1404.2698v1 · doi: 10.48550/arxiv.1404.2698 · pith_short_12: F3SAYITLK55Q · pith_short_16: F3SAYITLK55Q6VFI · pith_short_8: F3SAYITL

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/F3SAYITLK55Q6VFIBJBPCKIMCJ \
  | 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: 2ee40c226b577b0f54a80a42f1290c12565b62f3c61afd408dcb4eb928d698cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "764f60300a3b264ba40f634c7173691da52a35f9832abc68aa5350f7c7c02c6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-04-10T05:32:34Z",
    "title_canon_sha256": "c7076b3d451ed8c3ea7acb435f07104299a2c7055c5938d92b17e0f865eff978"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2698",
    "kind": "arxiv",
    "version": 1
  }
}