Pith Number

pith:F4FUM7HY

pith:2013:F4FUM7HYO5BMBPZ6CTATY7BCX7

not attested not anchored not stored refs pending

A Criterion for the Bipartite Separability of Bell Diagonal States

Ming-Chung Tsai, Po-Chung Chen, Wei-Chi Su, Zheng-Yao Su

arxiv:1310.7511 v1 · 2013-10-28 · 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{F4FUM7HYO5BMBPZ6CTATY7BCX7}

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	2026-05-18T03:08:38.943540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f0b467cf87742c0bf3e14c13c7c22bfd28f31c3df14ec2e4bf6591ef240adc9

Aliases

arxiv: 1310.7511 · arxiv_version: 1310.7511v1 · doi: 10.48550/arxiv.1310.7511 · pith_short_12: F4FUM7HYO5BM · pith_short_16: F4FUM7HYO5BMBPZ6 · pith_short_8: F4FUM7HY

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/F4FUM7HYO5BMBPZ6CTATY7BCX7 \
  | 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: 2f0b467cf87742c0bf3e14c13c7c22bfd28f31c3df14ec2e4bf6591ef240adc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4bc77c86c36685752b7e9c931f655625fc1467c8e525012095ba2f537eab468",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-10-28T17:51:00Z",
    "title_canon_sha256": "b02a85e190a28cc74883762e3e14c68001e4bc0139a0be02c84857481378da91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.7511",
    "kind": "arxiv",
    "version": 1
  }
}