Pith Number

pith:VNOWW42C

pith:2018:VNOWW42CWRRVM6D6GLZLHJT6XY

not attested not anchored not stored refs pending

Quantum data compression by principal component analysis

Chao-Hua Yu, Fei Gao, Jingbo Wang, Song Lin

arxiv:1810.10710 v2 · 2018-10-25 · 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{VNOWW42CWRRVM6D6GLZLHJT6XY}

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	2026-07-05T03:02:05.517644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab5d6b7342b46356787e32f2b3a67ebe2ae449c6939d0fc439bb707c1d5bb092

Aliases

arxiv: 1810.10710 · arxiv_version: 1810.10710v2 · doi: 10.48550/arxiv.1810.10710 · pith_short_12: VNOWW42CWRRV · pith_short_16: VNOWW42CWRRVM6D6 · pith_short_8: VNOWW42C

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/VNOWW42CWRRVM6D6GLZLHJT6XY \
  | 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: ab5d6b7342b46356787e32f2b3a67ebe2ae449c6939d0fc439bb707c1d5bb092

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1a835d624a5b3c326d4f2c7405630ac3e58fcf14cfa871f74b5d8be0688a1e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-10-25T03:52:37Z",
    "title_canon_sha256": "1ff5bfb2661d45803b5f201df29d6300338b86dba20952b8b83c765e40c93dba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.10710",
    "kind": "arxiv",
    "version": 2
  }
}