Pith Number

pith:BJVYXA3U

pith:2019:BJVYXA3UDVN5MC5S2CT6S2FRBX

not attested not anchored not stored refs pending

Deterministic entanglement swapping in a superconducting circuit

Dongning Zheng, Hekang Li, Hui Deng, Kai Xu, Pei-Rong Han, Shi-Biao Zheng, Wen Ning, Xin-Jie Huang, Yan Xia, Zhen-Biao Yang, Zhi-Rong Zhong

arxiv:1902.10959 v2 · 2019-02-28 · 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{BJVYXA3UDVN5MC5S2CT6S2FRBX}

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	2026-07-04T23:55:38.171895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a6b8b83741d5bd60bb2d0a7e968b10dfcf3686e80df12e7af0e2b1de5135dbf

Aliases

arxiv: 1902.10959 · arxiv_version: 1902.10959v2 · doi: 10.48550/arxiv.1902.10959 · pith_short_12: BJVYXA3UDVN5 · pith_short_16: BJVYXA3UDVN5MC5S · pith_short_8: BJVYXA3U

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/BJVYXA3UDVN5MC5S2CT6S2FRBX \
  | 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: 0a6b8b83741d5bd60bb2d0a7e968b10dfcf3686e80df12e7af0e2b1de5135dbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4514797f53cec7b10fe5bdedbfb129c3ac7e20b81002d8ec35a11e72c5bf237c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-02-28T09:11:45Z",
    "title_canon_sha256": "1457902bdd925697e3383ea92cc0f7735dfbdec58aebc77d480972f1b686c5c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10959",
    "kind": "arxiv",
    "version": 2
  }
}