Pith Number

pith:FRX45V7P

pith:2013:FRX45V7PWPQXELYHZZOT5MJTBZ

not attested not anchored not stored refs pending

Entanglement Classification of Restricted Greenberger-Horne-Zeilinger Symmetric States in Four-Qubit System

DaeKil Park

arxiv:1305.2012 v3 · 2013-05-09 · 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{FRX45V7PWPQXELYHZZOT5MJTBZ}

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	2026-05-18T01:50:04.339759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c6fced7efb3e1722f07ce5d3eb1330e4e01397cd739cb5c165cd62b1cff238b

Aliases

arxiv: 1305.2012 · arxiv_version: 1305.2012v3 · doi: 10.48550/arxiv.1305.2012 · pith_short_12: FRX45V7PWPQX · pith_short_16: FRX45V7PWPQXELYH · pith_short_8: FRX45V7P

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/FRX45V7PWPQXELYHZZOT5MJTBZ \
  | 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: 2c6fced7efb3e1722f07ce5d3eb1330e4e01397cd739cb5c165cd62b1cff238b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3202b9b63a8bbc410d6b1cbee171ba19db27f46a63e870bc4b8f737e96b14f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-05-09T06:19:47Z",
    "title_canon_sha256": "b6b68c45fedbf49f5e6e19812c5c1aa35621d60500d5e09e8851da6f4dc67ea2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2012",
    "kind": "arxiv",
    "version": 3
  }
}