Pith Number

pith:V7J35ZOE

pith:2012:V7J35ZOENILEDJRALXO326N2P3

not attested not anchored not stored refs pending

Geometric measure of entanglement of multipartite mixed states

Guofeng Zhang, Liqun Qi, Shenglong Hu, Yisheng Song

arxiv:1204.4317 v1 · 2012-04-19 · 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{V7J35ZOENILEDJRALXO326N2P3}

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	2026-05-18T02:25:10.870003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afd3bee5c46a1641a6205dddbd79ba7ece1af9a447c146db6655993ac8b09fa5

Aliases

arxiv: 1204.4317 · arxiv_version: 1204.4317v1 · doi: 10.48550/arxiv.1204.4317 · pith_short_12: V7J35ZOENILE · pith_short_16: V7J35ZOENILEDJRA · pith_short_8: V7J35ZOE

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/V7J35ZOENILEDJRALXO326N2P3 \
  | 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: afd3bee5c46a1641a6205dddbd79ba7ece1af9a447c146db6655993ac8b09fa5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb3846f35faf09f8996531a58363b7009929595b2d537a513ab9d9978f1da0ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-04-19T11:36:00Z",
    "title_canon_sha256": "d6ebf5b3bbc0746d8eb0c6603278ae07420a7dab65cea9d12560b57f91794a28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.4317",
    "kind": "arxiv",
    "version": 1
  }
}