Pith Number

pith:QGTKEJ46

pith:2017:QGTKEJ46NF4W5WZQ2DWSVA7TKK

not attested not anchored not stored refs pending

Relations between bipartite entanglement measures

Barbara Kraus, Katharina Schwaiger

arxiv:1701.08679 v1 · 2017-01-30 · 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{QGTKEJ46NF4W5WZQ2DWSVA7TKK}

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	2026-05-18T00:51:52.981669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81a6a2279e69796edb30d0ed2a83f35289cac2cc924430bb5f9b9b27cc0df0c8

Aliases

arxiv: 1701.08679 · arxiv_version: 1701.08679v1 · doi: 10.48550/arxiv.1701.08679 · pith_short_12: QGTKEJ46NF4W · pith_short_16: QGTKEJ46NF4W5WZQ · pith_short_8: QGTKEJ46

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/QGTKEJ46NF4W5WZQ2DWSVA7TKK \
  | 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: 81a6a2279e69796edb30d0ed2a83f35289cac2cc924430bb5f9b9b27cc0df0c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4258925995f6ea3e4af889ff6453e152c75b7a4a2f665b5a8a455415a58458b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-01-30T16:23:16Z",
    "title_canon_sha256": "6c593e109cfc448030d9f329d2fddc766bac92cf668331d07bbf82d3897b7c42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.08679",
    "kind": "arxiv",
    "version": 1
  }
}