Pith Number

pith:NZHF5SVO

pith:2009:NZHF5SVOSPGYT7Q2XEVVXM7E5Z

not attested not anchored not stored refs pending

Genuine tripartite entanglement in quantum brachistochrone evolution of a three-qubit system

Bao-Kui Zhao, Feng-Shou Zhang, Fu-Guo Deng, Hong-Yu Zhou

arxiv:0907.0052 v2 · 2009-07-01 · 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{NZHF5SVOSPGYT7Q2XEVVXM7E5Z}

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	2026-05-18T02:13:11.578498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e4e5ecaae93cd89fe1ab92b5bb3e4ee5b8692d5aa44900cc293f8ffb4efc4dd

Aliases

arxiv: 0907.0052 · arxiv_version: 0907.0052v2 · doi: 10.48550/arxiv.0907.0052 · pith_short_12: NZHF5SVOSPGY · pith_short_16: NZHF5SVOSPGYT7Q2 · pith_short_8: NZHF5SVO

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/NZHF5SVOSPGYT7Q2XEVVXM7E5Z \
  | 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: 6e4e5ecaae93cd89fe1ab92b5bb3e4ee5b8692d5aa44900cc293f8ffb4efc4dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7475a2cfdfeb899d19767308d6b5bf7a6c6910746195eea65ddd81fa4f90a0ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-07-01T01:59:58Z",
    "title_canon_sha256": "3063f198c6642be3770e997de56e99c2b3df0fb064fe33d89ab25221f8625d66"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.0052",
    "kind": "arxiv",
    "version": 2
  }
}