Pith Number

pith:BKSQTUE5

pith:2018:BKSQTUE5G4XJVTAYTV6F7KRFUT

not attested not anchored not stored refs pending

A Note on "Quantum Algorithm for Linear Systems of Equations"

Lvzhou Li, Yifan Huang, Yong-Zhen Xu, Zekun Ye

arxiv:1802.07194 v1 · 2018-02-20 · 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{BKSQTUE5G4XJVTAYTV6F7KRFUT}

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	2026-05-18T00:22:53.333045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0aa509d09d372e9acc189d7c5faa25a4e886bb73ba5073e3bd9b06756bd2e502

Aliases

arxiv: 1802.07194 · arxiv_version: 1802.07194v1 · doi: 10.48550/arxiv.1802.07194 · pith_short_12: BKSQTUE5G4XJ · pith_short_16: BKSQTUE5G4XJVTAY · pith_short_8: BKSQTUE5

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/BKSQTUE5G4XJVTAYTV6F7KRFUT \
  | 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: 0aa509d09d372e9acc189d7c5faa25a4e886bb73ba5073e3bd9b06756bd2e502

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "437074a17da5f29ab92a65277296199fc61629fd00365f17f4201fb0dd95f436",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-02-20T16:42:48Z",
    "title_canon_sha256": "9c453b2201eb2f8910cfa1dd596b7bd031da94cfccf087e15fa7d226c444f20c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.07194",
    "kind": "arxiv",
    "version": 1
  }
}