Pith Number

pith:AIBC3YQK

pith:2018:AIBC3YQKPQ4TN77IXNLRGS27YE

not attested not anchored not stored refs pending

Quantum algorithm and quantum circuit for A-Optimal Projection: dimensionality reduction

Bojia Duan, Dan Li, Jiabin Yuan, Juan Xu

arxiv:1812.09782 v3 · 2018-12-23 · 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{AIBC3YQKPQ4TN77IXNLRGS27YE}

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	2026-05-17T23:50:08.928491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02022de20a7c3936ffe8bb57134b5fc138b5e2254763dc763f4872cf307c32a6

Aliases

arxiv: 1812.09782 · arxiv_version: 1812.09782v3 · doi: 10.48550/arxiv.1812.09782 · pith_short_12: AIBC3YQKPQ4T · pith_short_16: AIBC3YQKPQ4TN77I · pith_short_8: AIBC3YQK

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/AIBC3YQKPQ4TN77IXNLRGS27YE \
  | 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: 02022de20a7c3936ffe8bb57134b5fc138b5e2254763dc763f4872cf307c32a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3238e2ad8d10db9ebf40d6111abcef60723da7351911fad9383f478987e5aefe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-12-23T21:51:27Z",
    "title_canon_sha256": "3340784636d6c289598ee8f23280139a72800d555eb2a9b0034b04bbbaa58277"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09782",
    "kind": "arxiv",
    "version": 3
  }
}