Pith Number

pith:5T2CN2HG

pith:2025:5T2CN2HGHYAWPQPIEL65CL2ZEH

not attested not anchored not stored refs pending

Construction of Kochen-Specker Sets from Mutually Unbiased Bases

Karl Svozil, Mirko Navara

arxiv:2509.08636 v1 · 2025-09-10 · 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{5T2CN2HGHYAWPQPIEL65CL2ZEH}

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	2026-07-05T12:08:33.520753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecf426e8e63e0167c1e822fdd12f5921c2f07459f9c43fbd52cbd42cfabde3cf

Aliases

arxiv: 2509.08636 · arxiv_version: 2509.08636v1 · doi: 10.48550/arxiv.2509.08636 · pith_short_12: 5T2CN2HGHYAW · pith_short_16: 5T2CN2HGHYAWPQPI · pith_short_8: 5T2CN2HG

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/5T2CN2HGHYAWPQPIEL65CL2ZEH \
  | 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: ecf426e8e63e0167c1e822fdd12f5921c2f07459f9c43fbd52cbd42cfabde3cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1844636a7f71bcca5dbd2648607768b60ad3135406ff4227cc0316ff0e9f7f8c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-09-10T14:32:24Z",
    "title_canon_sha256": "9da1862bc0b855a5dfdd1d5e3e5d966fba950b380ff20ce14e72c8f6aa83560a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.08636",
    "kind": "arxiv",
    "version": 1
  }
}