Pith Number

pith:XHKESD6D

pith:2010:XHKESD6DNV2TSIWC3OUH6NUAEH

not attested not anchored not stored refs pending

A class of Bell diagonal states and entanglement witnesses

A. Kossakowski, D. Chruscinski, K. Mlodawski, T. Matsuoka

arxiv:1004.1655 v1 · 2010-04-09 · 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{XHKESD6DNV2TSIWC3OUH6NUAEH}

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	2026-05-18T04:35:56.919037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9d4490fc36d753922c2dba87f368021d440c8dc0d3289d4796c69c10759c1ef

Aliases

arxiv: 1004.1655 · arxiv_version: 1004.1655v1 · doi: 10.48550/arxiv.1004.1655 · pith_short_12: XHKESD6DNV2T · pith_short_16: XHKESD6DNV2TSIWC · pith_short_8: XHKESD6D

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/XHKESD6DNV2TSIWC3OUH6NUAEH \
  | 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: b9d4490fc36d753922c2dba87f368021d440c8dc0d3289d4796c69c10759c1ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77d9aff79b08d65d733a5754ed571c5a5bf182e9b165d893a310b4d0b8689518",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-04-09T21:16:28Z",
    "title_canon_sha256": "1cfdeb9e7c9a5b0ac08774bcf1b414b3ee3d29cb199b29e3c1a3665328272d64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.1655",
    "kind": "arxiv",
    "version": 1
  }
}