Pith Number

pith:73PTGHL3

pith:2019:73PTGHL32DRFFPDYP2OIGVCQBM

not attested not anchored not stored refs pending

Experimental realization of quantum non-reciprocity based on cold atomic ensembles

Bao-Sen Shi, Dong-Sheng Ding, En-Ze Li, Guang-Can Guo, Lei Zeng, Ming-Xin Dong, Wei-Hang Zhang, Yi-chen Yu, Ying-hao Ye

arxiv:1908.09242 v2 · 2019-08-25 · quant-ph · physics.atom-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{73PTGHL32DRFFPDYP2OIGVCQBM}

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	2026-07-05T04:22:48.589408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fedf331d7bd0e252bc787e9c8354500b2f41abf5cd5bdcea3e0f5e50bf0dfacb

Aliases

arxiv: 1908.09242 · arxiv_version: 1908.09242v2 · doi: 10.48550/arxiv.1908.09242 · pith_short_12: 73PTGHL32DRF · pith_short_16: 73PTGHL32DRFFPDY · pith_short_8: 73PTGHL3

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/73PTGHL32DRFFPDYP2OIGVCQBM \
  | 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: fedf331d7bd0e252bc787e9c8354500b2f41abf5cd5bdcea3e0f5e50bf0dfacb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf0f0c150e8475fc4991137a5b8d086c4a4374675ef340714442e603defa1744",
    "cross_cats_sorted": [
      "physics.atom-ph",
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-25T01:44:31Z",
    "title_canon_sha256": "d65004f778f3d01fdb07f633e1bfcd774fa592c1b8621daeffd476fe483700e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09242",
    "kind": "arxiv",
    "version": 2
  }
}