Pith Number

pith:WTB6DPSF

pith:2019:WTB6DPSFCP4OUCR3E7M4WE3BQ2

not attested not anchored not stored refs pending

Overcoming Noise in Entanglement Distribution

Fabian Steinlechner, Florian Brandt, Fr\'ed\'eric Bouchard, Lukas Bulla, Marcus Huber, Mehul Malik, Oskar Kohout, Robert Fickler, Rupert Ursin, Sebastian Ecker, Yelena Guryanova

arxiv:1904.01552 v2 · 2019-04-02 · 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{WTB6DPSFCP4OUCR3E7M4WE3BQ2}

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.

Cited by

1 paper in Pith

Entanglement Certification $-$ From Theory to Experiment

Receipt and verification

First computed	2026-07-05T00:23:21.615038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4c3e1be4513f8ea0a3b27d9cb1361868413310a23b119f460d0f3cbc5c44526

Aliases

arxiv: 1904.01552 · arxiv_version: 1904.01552v2 · doi: 10.48550/arxiv.1904.01552 · pith_short_12: WTB6DPSFCP4O · pith_short_16: WTB6DPSFCP4OUCR3 · pith_short_8: WTB6DPSF

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/WTB6DPSFCP4OUCR3E7M4WE3BQ2 \
  | 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: b4c3e1be4513f8ea0a3b27d9cb1361868413310a23b119f460d0f3cbc5c44526

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85d247c44e631065bf7730f797616f945c084eb19dde4b6fd515a5605f3c260c",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-04-02T17:11:06Z",
    "title_canon_sha256": "0cdd352673122688c3618725b983000e2ce2a9ebd0abdfede0c6a62976dad84a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01552",
    "kind": "arxiv",
    "version": 2
  }
}