Pith Number

pith:3CHKWZWR

pith:2026:3CHKWZWRXUAMD4LO6DPI2DD2SO

not attested not anchored not stored refs pending

Fun with Graph States: Nonlocal Bell Pairs and the Arf Invariant

Bartlomiej Czech, Minjun Xie, Xianlai Wu, Yichen Feng

arxiv:2606.06582 v1 · 2026-06-04 · quant-ph · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3CHKWZWRXUAMD4LO6DPI2DD2SO}

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	2026-06-08T00:03:45.670420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d88eab66d1bd00c1f16ef0de8d0c7a93abc8276db63cd6425b4a40086ea84461

Aliases

arxiv: 2606.06582 · arxiv_version: 2606.06582v1 · doi: 10.48550/arxiv.2606.06582 · pith_short_12: 3CHKWZWRXUAM · pith_short_16: 3CHKWZWRXUAMD4LO · pith_short_8: 3CHKWZWR

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/3CHKWZWRXUAMD4LO6DPI2DD2SO \
  | 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: d88eab66d1bd00c1f16ef0de8d0c7a93abc8276db63cd6425b4a40086ea84461

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29f05f88bd5aa6b3c211e8d2d3a88a6acc57451f4e0cfa654790e03a79c780f5",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-04T18:00:01Z",
    "title_canon_sha256": "dd8f893e1a0912f77a2fcc6c187d270d8d80e3f7b07df4a83db396892e7893ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.06582",
    "kind": "arxiv",
    "version": 1
  }
}