Pith Number

pith:MGXLSB42

pith:2021:MGXLSB42SPR3BFGBGJOUCRQJ7E

not attested not anchored not stored refs pending

A scalable tripartite Wigner's friend scenario

Can Wang, Dong Ding, Feng-Li Yan, Ting Gao, Tong Hou, Ying-Qiu He

arxiv:2109.02298 v1 · 2021-09-06 · 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{MGXLSB42SPR3BFGBGJOUCRQJ7E}

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.

Cited by

1 paper in Pith

Closing objectivity loophole in Bell tests on a public quantum computer

Receipt and verification

First computed	2026-07-05T06:23:43.285997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61aeb9079a93e3b094c1325d414609f9259dfa95da8d2377d9258b672c69c763

Aliases

arxiv: 2109.02298 · arxiv_version: 2109.02298v1 · doi: 10.48550/arxiv.2109.02298 · pith_short_12: MGXLSB42SPR3 · pith_short_16: MGXLSB42SPR3BFGB · pith_short_8: MGXLSB42

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/MGXLSB42SPR3BFGBGJOUCRQJ7E \
  | 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: 61aeb9079a93e3b094c1325d414609f9259dfa95da8d2377d9258b672c69c763

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ea7880e9fa7bc0947a5464a50ee3b75408d3f3d4da7691c3654b9fb483ed2c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-09-06T09:02:23Z",
    "title_canon_sha256": "f535bcd967eeae6d2de973e7fc4cc331391c4332f2d6bc35a867b0aa18a371b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.02298",
    "kind": "arxiv",
    "version": 1
  }
}