Pith Number

pith:GCQR46A6

pith:2012:GCQR46A63PAGW62GC4KUOQD2UQ

not attested not anchored not stored refs pending

All joint von Neumann measurements on a quantum state admit a quasi-classical probability model

Elena R. Loubenets

arxiv:1210.3270 v1 · 2012-10-11 · quant-ph · math-ph · math.MP · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GCQR46A63PAGW62GC4KUOQD2UQ}

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	2026-05-18T03:43:27.830399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30a11e781edbc06b7b46171547407aa436ba249b314516ad957fca5bbb4af542

Aliases

arxiv: 1210.3270 · arxiv_version: 1210.3270v1 · doi: 10.48550/arxiv.1210.3270 · pith_short_12: GCQR46A63PAG · pith_short_16: GCQR46A63PAGW62G · pith_short_8: GCQR46A6

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/GCQR46A63PAGW62GC4KUOQD2UQ \
  | 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: 30a11e781edbc06b7b46171547407aa436ba249b314516ad957fca5bbb4af542

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41493baa41173396aa235777aea85af8422bb5c2d163ce36ddcfded2122e1e30",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-10-11T15:24:31Z",
    "title_canon_sha256": "25f1b78ab238bb64751015151273764c5a236880adc2bd1f5a587ec8fedf71a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.3270",
    "kind": "arxiv",
    "version": 1
  }
}