Pith Number

pith:USQVIYNQ

pith:2011:USQVIYNQ4W6THEAPQ762VBL7DV

not attested not anchored not stored refs pending

Statistical distribution of the local purity in a large quantum system

A. De Pasquale, A. Scardicchio, G. Parisi, P. Facchi, S. Pascazio, V. Giovannetti

arxiv:1106.5330 v2 · 2011-06-27 · 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{USQVIYNQ4W6THEAPQ762VBL7DV}

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	2026-05-18T04:06:43.423895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4a15461b0e5bd33900f87fdaa857f1d59d66e66195454a597a6b93399cf425a

Aliases

arxiv: 1106.5330 · arxiv_version: 1106.5330v2 · doi: 10.48550/arxiv.1106.5330 · pith_short_12: USQVIYNQ4W6T · pith_short_16: USQVIYNQ4W6THEAP · pith_short_8: USQVIYNQ

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/USQVIYNQ4W6THEAPQ762VBL7DV \
  | 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: a4a15461b0e5bd33900f87fdaa857f1d59d66e66195454a597a6b93399cf425a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4702c53657836362500b2b0fa9b7de3f47c4d44cdcd4230908f08a7093adabd6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-06-27T08:56:29Z",
    "title_canon_sha256": "28b518e63c444e0b7187f2386f8525023097fdd4e0a993125154170f0e0c575c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.5330",
    "kind": "arxiv",
    "version": 2
  }
}