Pith Number

pith:KRE24X4L

pith:2010:KRE24X4L57TNDQ5OAIN3WU47UZ

not attested not anchored not stored refs pending

Continuous variable entanglement distillation of Non-Gaussian Mixed States

Christoph Marquardt, Gerd Leuchs, Joel Heersink, Mikael Lassen, Radim Filip, Ruifang Dong, Ulrik L. Andersen

arxiv:1002.0280 v1 · 2010-02-01 · 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{KRE24X4L57TNDQ5OAIN3WU47UZ}

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	2026-05-18T02:09:21.426464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5449ae5f8befe6d1c3ae021bbb539fa6551fc34b68daedfa3e2191c6ad5b7f8b

Aliases

arxiv: 1002.0280 · arxiv_version: 1002.0280v1 · doi: 10.48550/arxiv.1002.0280 · pith_short_12: KRE24X4L57TN · pith_short_16: KRE24X4L57TNDQ5O · pith_short_8: KRE24X4L

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/KRE24X4L57TNDQ5OAIN3WU47UZ \
  | 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: 5449ae5f8befe6d1c3ae021bbb539fa6551fc34b68daedfa3e2191c6ad5b7f8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b2eca6953cf3d5c4ed84043cacf3448ca18002e4852f4236f70f200a92711ca",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-02-01T16:41:13Z",
    "title_canon_sha256": "f32e2d298dd0be746d36d4a8ac942c0cb92952ab84318a0412c08aab20cff8b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.0280",
    "kind": "arxiv",
    "version": 1
  }
}