Pith Number

pith:ZM2YLE7R

pith:2012:ZM2YLE7RI5HN62SGEGVV4OPLF6

not attested not anchored not stored refs pending

A measurement scheme for purity based on two two-body gates

Giuseppe Florio, Hiromichi Nakazato, Kazuya Yuasa, Saverio Pascazio, Toru Tanaka

arxiv:1201.2736 v3 · 2012-01-13 · 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{ZM2YLE7RI5HN62SGEGVV4OPLF6}

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	2026-05-18T03:44:24.345066Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb358593f1474edf6a4621ab5e39eb2f86061ab4218c56581467d9a0f15d780b

Aliases

arxiv: 1201.2736 · arxiv_version: 1201.2736v3 · doi: 10.48550/arxiv.1201.2736 · pith_short_12: ZM2YLE7RI5HN · pith_short_16: ZM2YLE7RI5HN62SG · pith_short_8: ZM2YLE7R

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/ZM2YLE7RI5HN62SGEGVV4OPLF6 \
  | 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: cb358593f1474edf6a4621ab5e39eb2f86061ab4218c56581467d9a0f15d780b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96ee05eefcee0ff5d5b9227aad9011b8eef8f46e4e7673beb9013ae00c6a70a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-01-13T03:01:11Z",
    "title_canon_sha256": "8f30a0fffeb506d7853671614d9886847d3f656ca0d11797dc1ffc4ce825524a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2736",
    "kind": "arxiv",
    "version": 3
  }
}