Pith Number

pith:7YWAITZR

pith:2015:7YWAITZRCWCAWDQ3HZJXAK7MZF

not attested not anchored not stored refs pending

The Essentially Entangled Component of Multipartite Mixed Quantum States, its Properties and an Efficient Algorithm for its Extraction

A. Mandilara, G. A. Kabatyanski, V. M. Akulin

arxiv:1504.06440 v2 · 2015-04-24 · 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{7YWAITZRCWCAWDQ3HZJXAK7MZF}

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.

Cited by

1 paper in Pith

Estimating the best separable approximation of non-pure spin-squeezed states

Receipt and verification

First computed	2026-05-18T01:28:56.578868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe2c044f3115840b0e1b3e53702becc96f1a89b449fe7341fbbf3b2a982605ab

Aliases

arxiv: 1504.06440 · arxiv_version: 1504.06440v2 · doi: 10.48550/arxiv.1504.06440 · pith_short_12: 7YWAITZRCWCA · pith_short_16: 7YWAITZRCWCAWDQ3 · pith_short_8: 7YWAITZR

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/7YWAITZRCWCAWDQ3HZJXAK7MZF \
  | 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: fe2c044f3115840b0e1b3e53702becc96f1a89b449fe7341fbbf3b2a982605ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3680779b44f7e9db54602a38a9d4ac75c0ddfa2a7cb83a3f502427a8a751f5f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-04-24T09:34:21Z",
    "title_canon_sha256": "f29fda7de4106b6c8e09fc746c5ba62fc0f33315789e0864c91608cbfd23c431"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06440",
    "kind": "arxiv",
    "version": 2
  }
}