Pith Number

pith:ZU6GKD3H

pith:2025:ZU6GKD3HZHQSAZ2ZHN3HVCAG3K

not attested not anchored not stored refs pending

An Iterative Methodology for Unitary Quantum Channel Search

Bing-Ze Lu, Hao-Wei Huang, Matthew M. Lin

arxiv:2506.21455 v1 · 2025-06-26 · math.NA · cs.NA · 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{ZU6GKD3HZHQSAZ2ZHN3HVCAG3K}

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	2026-07-02T01:17:12.874992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd3c650f67c9e12067593b767a8806daaea7eaab7263ef2ba933bc3f63af128a

Aliases

arxiv: 2506.21455 · arxiv_version: 2506.21455v1 · doi: 10.48550/arxiv.2506.21455 · pith_short_12: ZU6GKD3HZHQS · pith_short_16: ZU6GKD3HZHQSAZ2Z · pith_short_8: ZU6GKD3H

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/ZU6GKD3HZHQSAZ2ZHN3HVCAG3K \
  | 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: cd3c650f67c9e12067593b767a8806daaea7eaab7263ef2ba933bc3f63af128a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca3c629dfabaf5a071576fe6ac142ee06cc392f6268d1547a011668273d41313",
    "cross_cats_sorted": [
      "cs.NA",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-06-26T16:35:28Z",
    "title_canon_sha256": "4a2a7f84f1bc3924fed2d6c7852cb1d4eb92f06bcccedf7493e9bfbdf07ee3bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.21455",
    "kind": "arxiv",
    "version": 1
  }
}