Pith Number

pith:KNDHUQXG

pith:2025:KNDHUQXGPF3BNN3YWSQFQEJLD6

not attested not anchored not stored refs pending

The boundary of Kirkwood-Dirac quasiprobability

Lijun Liu, Shuming Cheng

arxiv:2504.09238 v1 · 2025-04-12 · 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{KNDHUQXGPF3BNN3YWSQFQEJLD6}

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

2 papers in Pith

Bargmann Scenarios

Receipt and verification

First computed	2026-07-05T10:48:33.771878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53467a42e6797616b778b4a058112b1fbaf0399ae892375774e075560c571cc3

Aliases

arxiv: 2504.09238 · arxiv_version: 2504.09238v1 · doi: 10.48550/arxiv.2504.09238 · pith_short_12: KNDHUQXGPF3B · pith_short_16: KNDHUQXGPF3BNN3Y · pith_short_8: KNDHUQXG

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/KNDHUQXGPF3BNN3YWSQFQEJLD6 \
  | 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: 53467a42e6797616b778b4a058112b1fbaf0399ae892375774e075560c571cc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf558aca7a6c1a122389d2b826f3bd42f4b21e025f92fe443f8b8b3e61f2e7a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-04-12T14:23:36Z",
    "title_canon_sha256": "54c41f2cd774b39b577f60435b29dd3fd13dacb0797ab8865e0f74bb41e10b38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.09238",
    "kind": "arxiv",
    "version": 1
  }
}