Pith Number

pith:I2MJ3OOX

pith:2019:I2MJ3OOXJPLP4PDMA67OQ4QKXO

not attested not anchored not stored refs pending

Improved results for sending-or-not-sending twin-field quantun key distribution: breaking the absolute limit of repeaterless key rate

Cong Jiang, Hai Xu, Xiang-Bin Wang, Xiao-Long Hu, Zong-Wen Yu

arxiv:1904.06331 v6 · 2019-04-12 · 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{I2MJ3OOXJPLP4PDMA67OQ4QKXO}

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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.

Cited by

1 paper in Pith

Zigzag approach to higher key rate of sending-or-not-sending twin field quantum key distribution with finite key effects

Receipt and verification

First computed	2026-07-05T00:58:33.962189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46989db9d74bd6fe3c6c07bee8720abbbc64261ff3cc9ca8a8b9953892c368c7

Aliases

arxiv: 1904.06331 · arxiv_version: 1904.06331v6 · doi: 10.48550/arxiv.1904.06331 · pith_short_12: I2MJ3OOXJPLP · pith_short_16: I2MJ3OOXJPLP4PDM · pith_short_8: I2MJ3OOX

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/I2MJ3OOXJPLP4PDMA67OQ4QKXO \
  | 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: 46989db9d74bd6fe3c6c07bee8720abbbc64261ff3cc9ca8a8b9953892c368c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "701ad4719d64f33127790f4e8c907719a958edc8f99d1c5f9b39346533e4e7d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-04-12T17:19:38Z",
    "title_canon_sha256": "52298693a56c0458b5544cce4cd330ca532c7eaaa686dda09497545d5665772a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.06331",
    "kind": "arxiv",
    "version": 6
  }
}