Pith Number

pith:HD7YCP4K

pith:2019:HD7YCP4KATWET5QASL37LG6JKX

not attested not anchored not stored refs pending

Wigner and his many friends: A new no-go result?

Olimpia Lombardi, Sebastian Fortin

arxiv:1904.07412 v1 · 2019-04-16 · quant-ph · physics.hist-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{HD7YCP4KATWET5QASL37LG6JKX}

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

A refined Frauchiger--Renner paradox based on strong contextuality

Receipt and verification

First computed	2026-05-17T23:48:28.625638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38ff813f8a04ec49f60092f7f59bc955c333dd68835601effebf33a6454270f5

Aliases

arxiv: 1904.07412 · arxiv_version: 1904.07412v1 · doi: 10.48550/arxiv.1904.07412 · pith_short_12: HD7YCP4KATWE · pith_short_16: HD7YCP4KATWET5QA · pith_short_8: HD7YCP4K

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/HD7YCP4KATWET5QASL37LG6JKX \
  | 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: 38ff813f8a04ec49f60092f7f59bc955c333dd68835601effebf33a6454270f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4466816c63d21d781e4077c0c3ac1ee0ecb60793c6531c608388388a4e5e7472",
    "cross_cats_sorted": [
      "physics.hist-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-04-16T02:29:18Z",
    "title_canon_sha256": "45b2316eb7121e54696c2a1f9cfbaa200e73102664b44f9904a22b5683f432ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.07412",
    "kind": "arxiv",
    "version": 1
  }
}