Pith Number

pith:U4XFZ4UU

pith:2026:U4XFZ4UUHTJAGV7GMEBRVDOQHD

not attested not anchored not stored refs pending

Improved Measurement Cost Scaling in the Nonorthogonal Quantum Eigensolver

K. Birgitta Whaley, Mingyu Kang

arxiv:2608.12830 v1 · 2026-08-13 · 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{U4XFZ4UUHTJAGV7GMEBRVDOQHD}

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	2026-08-14T00:48:53.350348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a72e5cf2943cd20357e661031a8dd038fb8f4807020b79b5df04c4e685173ae0

Aliases

arxiv: 2608.12830 · arxiv_version: 2608.12830v1 · doi: 10.48550/arxiv.2608.12830 · pith_short_12: U4XFZ4UUHTJA · pith_short_16: U4XFZ4UUHTJAGV7G · pith_short_8: U4XFZ4UU

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/U4XFZ4UUHTJAGV7GMEBRVDOQHD \
  | 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: a72e5cf2943cd20357e661031a8dd038fb8f4807020b79b5df04c4e685173ae0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae5d2cea574c51922fe82a0dcbd32ef095483afc0727a2250afead2038b33e1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-08-13T05:05:55Z",
    "title_canon_sha256": "15892d8ed38f15490bb830cf4b233fb1088369ca5082112879c1464c02c39854"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.12830",
    "kind": "arxiv",
    "version": 1
  }
}