Pith Number

pith:7NQETH4Q

pith:2018:7NQETH4QIHD2SWV7IATPF3N5PT

not attested not anchored not stored refs pending

Secure quantum communication in the presence of phase and polarization dependent loss

Chenyang Li, Feihu Xu, Hoi-Kwong Lo, Marcos Curty, Olinka Bedroya

arxiv:1807.04377 v3 · 2018-07-11 · 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{7NQETH4QIHD2SWV7IATPF3N5PT}

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	2026-05-18T00:02:33.840220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb60499f9041c7a95abf4026f2edbd7cf94b396de23070d0874f10eefbcba941

Aliases

arxiv: 1807.04377 · arxiv_version: 1807.04377v3 · doi: 10.48550/arxiv.1807.04377 · pith_short_12: 7NQETH4QIHD2 · pith_short_16: 7NQETH4QIHD2SWV7 · pith_short_8: 7NQETH4Q

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/7NQETH4QIHD2SWV7IATPF3N5PT \
  | 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: fb60499f9041c7a95abf4026f2edbd7cf94b396de23070d0874f10eefbcba941

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d06a8ecaf442729f15eb17d5d9dbd3429fa91f0cc91ab9a3ee9765aff3de38db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-07-11T23:17:47Z",
    "title_canon_sha256": "98badf640babb4effbabf7f3ba6b060fecaf5623051b942b132ffb2258f16832"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.04377",
    "kind": "arxiv",
    "version": 3
  }
}