Pith Number

pith:EUFD54LA

pith:2011:EUFD54LA2KB5JUXPJJLPUSBVQE

not attested not anchored not stored refs pending

Local Gaussian operations can enhance continuous-variable entanglement distillation

Peter van Loock, Shengli Zhang

arxiv:1103.4500 v1 · 2011-03-23 · 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{EUFD54LA2KB5JUXPJJLPUSBVQE}

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	2026-05-18T03:23:47.159451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

250a3ef160d283d4d2ef4a56fa4835812b18f956415d4b6d50c4212d055407c1

Aliases

arxiv: 1103.4500 · arxiv_version: 1103.4500v1 · doi: 10.48550/arxiv.1103.4500 · pith_short_12: EUFD54LA2KB5 · pith_short_16: EUFD54LA2KB5JUXP · pith_short_8: EUFD54LA

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/EUFD54LA2KB5JUXPJJLPUSBVQE \
  | 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: 250a3ef160d283d4d2ef4a56fa4835812b18f956415d4b6d50c4212d055407c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8439622e8e2c0f532c76e779bffde0236f904af9c1a9aa6d386194bc4e0689a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-03-23T12:27:05Z",
    "title_canon_sha256": "55db989b315705c5739e37daa00cd45b22e59d27c84bc5758b6c873c398c535e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.4500",
    "kind": "arxiv",
    "version": 1
  }
}