Pith Number

pith:544HWAKO

pith:2015:544HWAKOSFLCP5YARZHYAGYJRE

not attested not anchored not stored refs pending

A combinatorial criterion for k-separability of multipartite Dicke states

Simone Severini, Ting Gao, Zhihao Ma, Zhihua Chen

arxiv:1511.00103 v1 · 2015-10-31 · 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{544HWAKOSFLCP5YARZHYAGYJRE}

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	2026-05-18T01:28:13.314117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef387b014e915627f7008e4f801b09892c20c4c274e24204075ae1e619186cf3

Aliases

arxiv: 1511.00103 · arxiv_version: 1511.00103v1 · doi: 10.48550/arxiv.1511.00103 · pith_short_12: 544HWAKOSFLC · pith_short_16: 544HWAKOSFLCP5YA · pith_short_8: 544HWAKO

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/544HWAKOSFLCP5YARZHYAGYJRE \
  | 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: ef387b014e915627f7008e4f801b09892c20c4c274e24204075ae1e619186cf3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce33f95c8d78e960d307c648262e0036b632a1c39d797afb81514d76bb2011ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-10-31T09:21:29Z",
    "title_canon_sha256": "1c47ec986936dad29d431c2034dbd64eaf39be6ae91fbc74968bfbda2fcd3f87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.00103",
    "kind": "arxiv",
    "version": 1
  }
}