Pith Number

pith:46WDCY2X

pith:2018:46WDCY2XOOG2LIKLAQRLUVUXHP

not attested not anchored not stored refs pending

Joint measurability of quantum effects and the matrix diamond

Andreas Bluhm, Ion Nechita

arxiv:1807.01508 v3 · 2018-07-04 · quant-ph · math-ph · math.MP · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{46WDCY2XOOG2LIKLAQRLUVUXHP}

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	2026-05-17T23:54:22.827005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7ac316357738da5a14b0422ba56973bd29944dec2f01143566b8047073d3644

Aliases

arxiv: 1807.01508 · arxiv_version: 1807.01508v3 · doi: 10.48550/arxiv.1807.01508 · pith_short_12: 46WDCY2XOOG2 · pith_short_16: 46WDCY2XOOG2LIKL · pith_short_8: 46WDCY2X

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/46WDCY2XOOG2LIKLAQRLUVUXHP \
  | 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: e7ac316357738da5a14b0422ba56973bd29944dec2f01143566b8047073d3644

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6d09805d5f6a9c3b7e6275b8f26055d39cbd90a1b292b992fd59ffc729416a5",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-07-04T10:06:32Z",
    "title_canon_sha256": "922916fe5e41b69e8f93b76024f67367814b657d801f62d9fad70e4cdd2a6ef9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.01508",
    "kind": "arxiv",
    "version": 3
  }
}