Pith Number

pith:C2WBPERM

pith:2020:C2WBPERM7LZOTPWXGS4LSIUCS2

not attested not anchored not stored refs pending

Direct Quantum Communications in the Presence of Realistic Noisy Entanglement

Angela Sara Cacciapuoti, Daryus Chandra, Lajos Hanzo, Marcello Caleffi

arxiv:2012.11982 v3 · 2020-12-22 · quant-ph · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C2WBPERM7LZOTPWXGS4LSIUCS2}

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	2026-07-05T03:24:07.945263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16ac17922cfaf2e9bed734b8b922829690f0ffe9e17cfb523c2a666ec8fd4fd0

Aliases

arxiv: 2012.11982 · arxiv_version: 2012.11982v3 · doi: 10.48550/arxiv.2012.11982 · pith_short_12: C2WBPERM7LZO · pith_short_16: C2WBPERM7LZOTPWX · pith_short_8: C2WBPERM

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/C2WBPERM7LZOTPWXGS4LSIUCS2 \
  | 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: 16ac17922cfaf2e9bed734b8b922829690f0ffe9e17cfb523c2a666ec8fd4fd0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d3b4086241a9760c2bd8abd853097082640b5433915fd6e4acf62ee917c63cd",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-12-22T13:06:12Z",
    "title_canon_sha256": "729f5b45fe81c4d4cde801b640e81a283ca29e1b3ebf449cba6c62da561f0cca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.11982",
    "kind": "arxiv",
    "version": 3
  }
}