Pith Number

pith:CPRVEW2B

pith:2014:CPRVEW2B25HPSVRWEG2PFM5CHJ

not attested not anchored not stored refs pending

Classification of the Entangled States of $2 \times L \times M \times N$

Cong-Feng Qiao, Jun-Li Li, Liang-Liang Sun

arxiv:1401.6609 v2 · 2014-01-26 · 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{CPRVEW2B25HPSVRWEG2PFM5CHJ}

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	2026-05-18T00:26:18.671661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13e3525b41d74ef9563621b4f2b3a23a46cb786188f3eed7ee25643f10398e14

Aliases

arxiv: 1401.6609 · arxiv_version: 1401.6609v2 · doi: 10.48550/arxiv.1401.6609 · pith_short_12: CPRVEW2B25HP · pith_short_16: CPRVEW2B25HPSVRW · pith_short_8: CPRVEW2B

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/CPRVEW2B25HPSVRWEG2PFM5CHJ \
  | 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: 13e3525b41d74ef9563621b4f2b3a23a46cb786188f3eed7ee25643f10398e14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a31f70b602f08db711f0c04ee0108a70394d8160891b715e7e4a98022940457",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-01-26T04:46:44Z",
    "title_canon_sha256": "ad03ddcfe6700a284663cc91a284a720e1dd5ff30adfc7cf4997045aa1446339"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6609",
    "kind": "arxiv",
    "version": 2
  }
}