Pith Number

pith:YTLIOJ2Q

pith:2009:YTLIOJ2QYYTUL5N5QO2TBC3ARZ

not attested not anchored not stored refs pending

Measurement-based quantum phase estimation algorithm for finding eigenvalues of non-unitary matrices

Franco Nori, Hefeng Wang, Lian-Ao Wu, Yu-xi Liu

arxiv:0906.2538 v2 · 2009-06-14 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YTLIOJ2QYYTUL5N5QO2TBC3ARZ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:34:09.020779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4d6872750c62745f5bd83b5308b608e47a6c38aa2a68e9a1e5f246c6a493e7d

Aliases

arxiv: 0906.2538 · arxiv_version: 0906.2538v2 · doi: 10.48550/arxiv.0906.2538 · pith_short_12: YTLIOJ2QYYTU · pith_short_16: YTLIOJ2QYYTUL5N5 · pith_short_8: YTLIOJ2Q

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/YTLIOJ2QYYTUL5N5QO2TBC3ARZ \
  | 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: c4d6872750c62745f5bd83b5308b608e47a6c38aa2a68e9a1e5f246c6a493e7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "001e48dd6bf321db3fb8a6ba33bb2c962ea1117f3066d725a9eef935d2111bbc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-06-14T13:51:59Z",
    "title_canon_sha256": "07df3cfd70c0a6244dce6f5ccc5db8fce157885b95be1e49cb4bc611edc9a5a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2538",
    "kind": "arxiv",
    "version": 2
  }
}