Pith Number

pith:KUKTLGEA

pith:2020:KUKTLGEAOMF6NNIP7OF5GTZLRT

not attested not anchored not stored refs pending

Single-mode fiber coupling with a M-SPGD algorithm for long-range quantum communications

Bo-Yang Zhang, Cheng-Zhi Peng, Ji-Gang Ren, Juan Yin, Kui-Xing Yang, Maimaiti Abulizi, Shuang-Lin Li, Wei-Yue Liu, Yuan Cao, Yu-Huai Li

arxiv:2012.04394 v1 · 2020-12-08 · 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{KUKTLGEAOMF6NNIP7OF5GTZLRT}

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	2026-07-05T01:58:03.715721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5515359880730be6b50ffb8bd34f2b8cfec211d97dc3a3d5767cf419a5407a14

Aliases

arxiv: 2012.04394 · arxiv_version: 2012.04394v1 · doi: 10.48550/arxiv.2012.04394 · pith_short_12: KUKTLGEAOMF6 · pith_short_16: KUKTLGEAOMF6NNIP · pith_short_8: KUKTLGEA

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/KUKTLGEAOMF6NNIP7OF5GTZLRT \
  | 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: 5515359880730be6b50ffb8bd34f2b8cfec211d97dc3a3d5767cf419a5407a14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56c3776ed4835c36407cf6d66324b4b2a4204cb5108353d6c63bf3e57812ba73",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-12-08T12:16:55Z",
    "title_canon_sha256": "39449b0f58d909f4163bd742b0f23d1e42bdcd390986cfdef9795d38490a857e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.04394",
    "kind": "arxiv",
    "version": 1
  }
}