Pith Number

pith:MB7VQPUI

pith:2014:MB7VQPUIL4BHZODCAJYJNBUT6W

not attested not anchored not stored refs pending

Classifying directional Gaussian quantum entanglement, EPR steering and discord

M. D. Reid, Q. H. Gong, Q. Y. He

arxiv:1406.6708 v1 · 2014-06-25 · 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{MB7VQPUIL4BHZODCAJYJNBUT6W}

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	2026-05-18T02:25:47.246875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

607f583e885f027cb8620270968693f5bd0b35f207552c9231a3d9ff29915ded

Aliases

arxiv: 1406.6708 · arxiv_version: 1406.6708v1 · doi: 10.48550/arxiv.1406.6708 · pith_short_12: MB7VQPUIL4BH · pith_short_16: MB7VQPUIL4BHZODC · pith_short_8: MB7VQPUI

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/MB7VQPUIL4BHZODCAJYJNBUT6W \
  | 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: 607f583e885f027cb8620270968693f5bd0b35f207552c9231a3d9ff29915ded

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46bce36cf67bac923cb629fea33da9a7a645d2b55c99bc1b741690de053be126",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-06-25T20:28:07Z",
    "title_canon_sha256": "5f0a631bb55b91ed6613f5f12e1ebff8be25d43b22c28a9e791125768d46cbfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.6708",
    "kind": "arxiv",
    "version": 1
  }
}