Pith Number

pith:QWQNY3QG

pith:2026:QWQNY3QG6EOAFVUEGEONSCQ6KV

not attested not anchored not stored refs pending

Quantum Fidelity-per-Cost: A Metric for Evaluation of Quantum Computing Systems

Jakub Szefer, Siddarth Shinde

arxiv:2607.28572 v1 · 2026-07-30 · quant-ph · cs.ET · cs.PF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWQNY3QG6EOAFVUEGEONSCQ6KV}

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	2026-07-31T01:38:35.298349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

85a0dc6e06f11c02d684311cd90a1e5555de8e1906690a21592849d175b39ef1

Aliases

arxiv: 2607.28572 · arxiv_version: 2607.28572v1 · doi: 10.48550/arxiv.2607.28572 · pith_short_12: QWQNY3QG6EOA · pith_short_16: QWQNY3QG6EOAFVUE · pith_short_8: QWQNY3QG

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/QWQNY3QG6EOAFVUEGEONSCQ6KV \
  | 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: 85a0dc6e06f11c02d684311cd90a1e5555de8e1906690a21592849d175b39ef1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29d9276febb947e009ca7ffde0d3cc32e632bd59657032da4954767c9c7f6b6d",
    "cross_cats_sorted": [
      "cs.ET",
      "cs.PF"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-30T17:36:23Z",
    "title_canon_sha256": "0049d4bb0887b5437c864785abf735122a336fa4a537f14de446bb8aa34f9b60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28572",
    "kind": "arxiv",
    "version": 1
  }
}