Pith Number

pith:GS2JSORZ

pith:2010:GS2JSORZSIYGPYSJUACBZNKBLS

not attested not anchored not stored refs pending

Maximally discordant mixed states of two qubits

Fernando Galve, Gian Luca Giorgi, Roberta Zambrini

arxiv:1007.2174 v2 · 2010-07-13 · 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{GS2JSORZSIYGPYSJUACBZNKBLS}

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	2026-05-18T04:31:41.001100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34b4993a39923067e249a0041cb5415c816bf3e0e6e7b796c14b1c98e02e7433

Aliases

arxiv: 1007.2174 · arxiv_version: 1007.2174v2 · doi: 10.48550/arxiv.1007.2174 · pith_short_12: GS2JSORZSIYG · pith_short_16: GS2JSORZSIYGPYSJ · pith_short_8: GS2JSORZ

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/GS2JSORZSIYGPYSJUACBZNKBLS \
  | 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: 34b4993a39923067e249a0041cb5415c816bf3e0e6e7b796c14b1c98e02e7433

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bae7dca8946a785eed7c1b5e14811938d60ee35046425c85e2609c42d4721353",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-07-13T18:56:20Z",
    "title_canon_sha256": "ea517141a4f5c2170def83f16ba22e6ca7ab75bab1e1ae67ca91fffb5a0d9686"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.2174",
    "kind": "arxiv",
    "version": 2
  }
}