Pith Number

pith:QLDEWGBW

pith:2026:QLDEWGBWRZGX2ZFYWS5ZBDWLVX

not attested not anchored not stored refs pending

Security of quantum key distribution with passive basis choice and detection-efficiency mismatch for a realistic satellite setup

Aleksandr Khmelev, Anton Trushechkin, Egor Ivchenko, Vladimir Kurochkin

arxiv:2608.09793 v1 · 2026-08-10 · 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{QLDEWGBWRZGX2ZFYWS5ZBDWLVX}

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	2026-08-11T02:25:06.704463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82c64b18368e4d7d64b8b4bb908ecbadd65b01fa0085acb00eb79d88cdc56837

Aliases

arxiv: 2608.09793 · arxiv_version: 2608.09793v1 · doi: 10.48550/arxiv.2608.09793 · pith_short_12: QLDEWGBWRZGX · pith_short_16: QLDEWGBWRZGX2ZFY · pith_short_8: QLDEWGBW

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/QLDEWGBWRZGX2ZFYWS5ZBDWLVX \
  | 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: 82c64b18368e4d7d64b8b4bb908ecbadd65b01fa0085acb00eb79d88cdc56837

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00be834782e388488fe036cea8f3a51eabdd3d299ed0b7c407e094e161d95e27",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-08-10T16:14:36Z",
    "title_canon_sha256": "6798a56e3cd399b59107bb1ac24222bf279e0582e231eb168782ea531b2bbc37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.09793",
    "kind": "arxiv",
    "version": 1
  }
}