Pith Number

pith:A6DSFXXR

pith:2026:A6DSFXXR23OP6RTOD5Q2ER4GIA

not attested not anchored not stored refs pending

Lattice-quantile estimation of {\pi} and convex-region integrals from coined two-dimensional quantum walks

Chih-Yu Chen, En-Jui Kuo, Jen-Yu Chang, Tsung-Wei Huang

arxiv:2606.22334 v1 · 2026-06-21 · 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{A6DSFXXR23OP6RTOD5Q2ER4GIA}

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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.

Receipt and verification

First computed	2026-06-23T02:13:35.115651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

078722def1d6dcff466e1f61a24786403c45c67bf1a8aaf9df961c5174a17f91

Aliases

arxiv: 2606.22334 · arxiv_version: 2606.22334v1 · doi: 10.48550/arxiv.2606.22334 · pith_short_12: A6DSFXXR23OP · pith_short_16: A6DSFXXR23OP6RTO · pith_short_8: A6DSFXXR

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/A6DSFXXR23OP6RTOD5Q2ER4GIA \
  | 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: 078722def1d6dcff466e1f61a24786403c45c67bf1a8aaf9df961c5174a17f91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a277ce02ebd3908bbcb6336156966f435cbf2c6d8967ebee7e1c781f2f480f87",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-21T04:52:59Z",
    "title_canon_sha256": "77bad3c35cf383eff575c2bbc7ac1c8a46886e794be1eeb46c053f5586b4890f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.22334",
    "kind": "arxiv",
    "version": 1
  }
}