Pith Number

pith:54ZFZZKT

pith:2005:54ZFZZKTXPXGW343UENJF4YYVX

not attested not anchored not stored refs pending

A family of generalized `pretty good' measurements and the minimal-error pure-state discrimination problems for which they are optimal

Carlos Mochon

arxiv:quant-ph/0506061 v3 · 2005-06-07 · 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{54ZFZZKTXPXGW343UENJF4YYVX}

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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.

Cited by

1 paper in Pith

Near-optimal performance of square-root measurement for general score functions and quantum ensembles

Receipt and verification

First computed	2026-07-04T15:44:03.539346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef325ce553bbee6b6f9ba11a92f318adc34d924e4c51613e551be5d9d415458b

Aliases

arxiv: quant-ph/0506061 · arxiv_version: quant-ph/0506061v3 · doi: 10.48550/arxiv.quant-ph/0506061 · pith_short_12: 54ZFZZKTXPXG · pith_short_16: 54ZFZZKTXPXGW343 · pith_short_8: 54ZFZZKT

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/54ZFZZKTXPXGW343UENJF4YYVX \
  | 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: ef325ce553bbee6b6f9ba11a92f318adc34d924e4c51613e551be5d9d415458b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58885adb2b03790b4249a24afe170bdcc2a8c6c580b6a5b9c36840b81b1b7e72",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2005-06-07T20:07:25Z",
    "title_canon_sha256": "7c4888ff4edb00db3956befa3a4a1dbb3ec5edfb6063b84622c53cbecc11772b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0506061",
    "kind": "arxiv",
    "version": 3
  }
}