Pith Number

pith:LZ5D2TKI

pith:2016:LZ5D2TKIMXAY7C3YV7EUWM625K

not attested not anchored not stored refs pending

Appearance of causality in process matrices when performing fixed-basis measurements for two parties

\v{C}aslav Brukner, Veronika Baumann

arxiv:1601.06620 v2 · 2016-01-25 · 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{LZ5D2TKIMXAY7C3YV7EUWM625K}

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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

How many systems can be dephased before the quantum switch becomes causally definite?

Receipt and verification

First computed	2026-05-18T01:04:21.569434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e7a3d4d4865c18f8b78afc94b33daea8c80f595dbf5a6f3dfad0906973ef856

Aliases

arxiv: 1601.06620 · arxiv_version: 1601.06620v2 · doi: 10.48550/arxiv.1601.06620 · pith_short_12: LZ5D2TKIMXAY · pith_short_16: LZ5D2TKIMXAY7C3Y · pith_short_8: LZ5D2TKI

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/LZ5D2TKIMXAY7C3YV7EUWM625K \
  | 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: 5e7a3d4d4865c18f8b78afc94b33daea8c80f595dbf5a6f3dfad0906973ef856

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd61c670252706a51e9b16a64205fd4a6611c064eac2b1b2267d1ea75db7eead",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-01-25T14:46:00Z",
    "title_canon_sha256": "946177ae640bcb9f0f292d1cf8171c289c33c327224c45ae433c344fc3e40da6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.06620",
    "kind": "arxiv",
    "version": 2
  }
}