Pith Number

pith:VPBZUDIZ

pith:2012:VPBZUDIZFCL7CYKNVK7AP6YC4S

not attested not anchored not stored refs pending

Real-Time Imaging of Quantum Entanglement

Anton Zeilinger, Mario Krenn, Radek Lapkiewicz, Robert Fickler, Sven Ramelow

arxiv:1212.5058 v2 · 2012-12-20 · quant-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPBZUDIZFCL7CYKNVK7AP6YC4S}

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	2026-05-18T02:25:05.351566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abc39a0d192897f1614daabe07fb02e4a97bb93b5cfdbf99c957a7362d2e6d43

Aliases

arxiv: 1212.5058 · arxiv_version: 1212.5058v2 · doi: 10.48550/arxiv.1212.5058 · pith_short_12: VPBZUDIZFCL7 · pith_short_16: VPBZUDIZFCL7CYKN · pith_short_8: VPBZUDIZ

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/VPBZUDIZFCL7CYKNVK7AP6YC4S \
  | 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: abc39a0d192897f1614daabe07fb02e4a97bb93b5cfdbf99c957a7362d2e6d43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e4df9f98d55db3ec2fefb8cf3c2c0cff00241d2d37ee79d0c7739cd4e9da473",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-12-20T14:40:26Z",
    "title_canon_sha256": "8ccfcacc50f4e03cd29e7a99cba4a65908b6789a3783dd12f24e187b830adb58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.5058",
    "kind": "arxiv",
    "version": 2
  }
}