Pith Number

pith:UMRHNNJ7

pith:2022:UMRHNNJ7WTPR6NYSKEOUBZVHM6

not attested not anchored not stored refs pending

Recycling nonlocality in a quantum network

Anna Steffinlongo, Armin Tavakoli, Bixiang Guo, Biyao Liu, Jingyun Fan, Nicolas Gisin, Shufeng Xu, Ya-Li Mao, Zheng-Da Li

arxiv:2202.04840 v1 · 2022-02-10 · 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{UMRHNNJ7WTPR6NYSKEOUBZVHM6}

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	2026-07-05T03:55:54.580695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a32276b53fb4df1f3712511d40e6a767924d1d784d31e01dcdab44e14bb453fd

Aliases

arxiv: 2202.04840 · arxiv_version: 2202.04840v1 · doi: 10.48550/arxiv.2202.04840 · pith_short_12: UMRHNNJ7WTPR · pith_short_16: UMRHNNJ7WTPR6NYS · pith_short_8: UMRHNNJ7

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/UMRHNNJ7WTPR6NYSKEOUBZVHM6 \
  | 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: a32276b53fb4df1f3712511d40e6a767924d1d784d31e01dcdab44e14bb453fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64f4e9834ea8d6ca5d687fdfc02da277875de63124db15044df4d45a99f96e6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-02-10T05:13:18Z",
    "title_canon_sha256": "b98b0a0ad98c1f7ab93f49fc2adf924efc1166069627cd60a73b9f606475eb0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.04840",
    "kind": "arxiv",
    "version": 1
  }
}