Pith Number

pith:R3KXAM5Z

pith:2011:R3KXAM5ZEWHVQQOEUIQKUPMCR6

not attested not anchored not stored refs pending

Classification of the Entangled states L\times N\times N

Cong-Feng Qiao, Jun-Li Li, Shi-Yuan Li

arxiv:1108.5636 v2 · 2011-08-29 · 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{R3KXAM5ZEWHVQQOEUIQKUPMCR6}

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	2026-05-18T03:23:21.603196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ed57033b9258f5841c4a220aa3d828fb591f12796d26bb4666e27ed193b31df

Aliases

arxiv: 1108.5636 · arxiv_version: 1108.5636v2 · doi: 10.48550/arxiv.1108.5636 · pith_short_12: R3KXAM5ZEWHV · pith_short_16: R3KXAM5ZEWHVQQOE · pith_short_8: R3KXAM5Z

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/R3KXAM5ZEWHVQQOEUIQKUPMCR6 \
  | 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: 8ed57033b9258f5841c4a220aa3d828fb591f12796d26bb4666e27ed193b31df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7af1b47abc988fbee2049a89c56b58430e570683decc21df794cf82b12e56f44",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-08-29T16:31:48Z",
    "title_canon_sha256": "85a62a4279cc6435bacb36ca5ee5913c5eb091bb1d9cce7e81c498de180bd382"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.5636",
    "kind": "arxiv",
    "version": 2
  }
}