Pith Number

pith:GEGWYUNZ

pith:2014:GEGWYUNZM2IU2VRVR3723MOU24

not attested not anchored not stored refs pending

Noise powered amplification in CV quantum key distribution

Petr Marek, Radim Filip

arxiv:1407.7702 v1 · 2014-07-29 · 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{GEGWYUNZM2IU2VRVR3723MOU24}

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	2026-05-18T02:46:22.003033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

310d6c51b966914d56358effadb1d4d7011857cfb1e9ab698abe0e8e633ab3c0

Aliases

arxiv: 1407.7702 · arxiv_version: 1407.7702v1 · doi: 10.48550/arxiv.1407.7702 · pith_short_12: GEGWYUNZM2IU · pith_short_16: GEGWYUNZM2IU2VRV · pith_short_8: GEGWYUNZ

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/GEGWYUNZM2IU2VRVR3723MOU24 \
  | 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: 310d6c51b966914d56358effadb1d4d7011857cfb1e9ab698abe0e8e633ab3c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50bb1d8aeb785608908fceafbaf222e5c7fb3f6d6b64f5cf3c0691b09a7424f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-07-29T11:47:00Z",
    "title_canon_sha256": "ec319b0db9caffe791f08f2e0f3f43a3d83270bae3c12b0378bf0d5f91480b4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.7702",
    "kind": "arxiv",
    "version": 1
  }
}