Pith Number

pith:YCQYVGSF

pith:2026:YCQYVGSFD2RVABEI7KNVO4RUTO

not attested not anchored not stored refs pending

Enhancing the security of coherent one-way quantum key distribution using CHSH correlations

Alireza Bahrampour, Farnaz Farman, Mahdi Shaban

arxiv:2607.26856 v1 · 2026-07-29 · 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{YCQYVGSFD2RVABEI7KNVO4RUTO}

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	2026-07-30T01:22:32.588920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

c0a18a9a451ea3500488fa9b5772349ba778ff91fc340f7e0df20fa32927f51c

Aliases

arxiv: 2607.26856 · arxiv_version: 2607.26856v1 · doi: 10.48550/arxiv.2607.26856 · pith_short_12: YCQYVGSFD2RV · pith_short_16: YCQYVGSFD2RVABEI · pith_short_8: YCQYVGSF

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/YCQYVGSFD2RVABEI7KNVO4RUTO \
  | 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: c0a18a9a451ea3500488fa9b5772349ba778ff91fc340f7e0df20fa32927f51c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eaa0ad48c499fdef738324f145ce1c20a310a2d2ca66507a934150fe0b4b4668",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-29T12:41:11Z",
    "title_canon_sha256": "760cd6526191058b54dddf8c1b5ebfedda6e7de47e5489bffafc9b725910c00c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.26856",
    "kind": "arxiv",
    "version": 1
  }
}