Pith Number

pith:L7YHCLX2

pith:2021:L7YHCLX2TLLM6P3XGUXEHKE76C

not attested not anchored not stored refs pending

Multipartite entanglement in a microwave frequency comb

David B. Haviland, Fernando Quijandr\'ia, Gustav Andersson, Ingrid Strandberg, J. C. Rivera Hern\'andez, Joe Aumentado, Mats O. Thol\'en, Riccardo Borgani, Shan W. Jolin

arxiv:2112.12105 v2 · 2021-12-22 · 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{L7YHCLX2TLLM6P3XGUXEHKE76C}

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	2026-07-05T05:55:07.183874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ff0712efa9ad6cf3f77352e43a89ff08b685dcf5216ca19b4ce597841e3e449

Aliases

arxiv: 2112.12105 · arxiv_version: 2112.12105v2 · doi: 10.48550/arxiv.2112.12105 · pith_short_12: L7YHCLX2TLLM · pith_short_16: L7YHCLX2TLLM6P3X · pith_short_8: L7YHCLX2

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/L7YHCLX2TLLM6P3XGUXEHKE76C \
  | 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: 5ff0712efa9ad6cf3f77352e43a89ff08b685dcf5216ca19b4ce597841e3e449

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67a15a9535546f9dc45602e8f947a601aa8b7282e806c33f67a0d5f99377d02b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-12-22T18:06:52Z",
    "title_canon_sha256": "f9f87e7cd7790a6853aa2abb363be529c2e742ea0f16ffe57317726c377b27f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.12105",
    "kind": "arxiv",
    "version": 2
  }
}