Pith Number

pith:A4HUPHQZ

pith:2012:A4HUPHQZDQ4EMBBAFK7KKWQDJ2

not attested not anchored not stored refs pending

Adaptive experimental design for one-qubit state estimation with finite data based on a statistical update criterion

Mio Murao, Peter S. Turner, Takanori Sugiyama

arxiv:1203.3391 v2 · 2012-03-15 · quant-ph · math.ST · stat.ML · stat.TH

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A4HUPHQZDQ4EMBBAFK7KKWQDJ2}

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	2026-05-18T03:55:23.131660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

070f479e191c384604202abea55a034ea61a5414bde563b14439a12c46977cce

Aliases

arxiv: 1203.3391 · arxiv_version: 1203.3391v2 · doi: 10.48550/arxiv.1203.3391 · pith_short_12: A4HUPHQZDQ4E · pith_short_16: A4HUPHQZDQ4EMBBA · pith_short_8: A4HUPHQZ

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/A4HUPHQZDQ4EMBBAFK7KKWQDJ2 \
  | 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: 070f479e191c384604202abea55a034ea61a5414bde563b14439a12c46977cce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c5269729173ddb5f43bf7088cd03c9b03065434c4d9af3113cc44b2df09a9dd",
    "cross_cats_sorted": [
      "math.ST",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-03-15T15:26:30Z",
    "title_canon_sha256": "0d82b27a4c49c015d3ead51e94cb530acd2848b7e53cae9d3c853532e1ec2f7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.3391",
    "kind": "arxiv",
    "version": 2
  }
}