Pith Number

pith:6CJOSPCR

pith:2014:6CJOSPCR2AUX5KNLTSUWNIF2CR

not attested not anchored not stored refs pending

Measurement-Based Noiseless Linear Amplification for Quantum Communication

Helen M. Chrzanowski, Jiri Janousek, Nathan Walk, Ping Koy Lam, Sara Hosseini, Syed M. Assad, Thomas Symul, Timothy C. Ralph

arxiv:1409.2940 v2 · 2014-09-10 · 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{6CJOSPCR2AUX5KNLTSUWNIF2CR}

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	2026-05-18T02:43:00.199722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f092e93c51d0297ea9ab9ca966a0ba144c49eb296f284da05482e37dbeb2cc8b

Aliases

arxiv: 1409.2940 · arxiv_version: 1409.2940v2 · doi: 10.48550/arxiv.1409.2940 · pith_short_12: 6CJOSPCR2AUX · pith_short_16: 6CJOSPCR2AUX5KNL · pith_short_8: 6CJOSPCR

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/6CJOSPCR2AUX5KNLTSUWNIF2CR \
  | 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: f092e93c51d0297ea9ab9ca966a0ba144c49eb296f284da05482e37dbeb2cc8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1180261153755e398f9d8b12e18abe3a6d8182861cfb36831ce89fae39fd6613",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-09-10T02:42:04Z",
    "title_canon_sha256": "7da9271c1776a605099ad58309abbc32b5d73f62d9e4a27826ac05981af5a987"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2940",
    "kind": "arxiv",
    "version": 2
  }
}