Pith Number

pith:LLRSUYIJ

pith:2010:LLRSUYIJ7ZP2CIHA4NEREK4XHQ

not attested not anchored not stored refs pending

Universal nonlinear entanglement witnesses

Marcin Kotowski, Marek Kus, Michal Kotowski

arxiv:1003.0210 v1 · 2010-02-28 · 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{LLRSUYIJ7ZP2CIHA4NEREK4XHQ}

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	2026-05-18T03:23:49.178392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ae32a6109fe5fa120e0e349122b973c0384ef90cc6e3633bbffc917b9b64486

Aliases

arxiv: 1003.0210 · arxiv_version: 1003.0210v1 · doi: 10.48550/arxiv.1003.0210 · pith_short_12: LLRSUYIJ7ZP2 · pith_short_16: LLRSUYIJ7ZP2CIHA · pith_short_8: LLRSUYIJ

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/LLRSUYIJ7ZP2CIHA4NEREK4XHQ \
  | 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: 5ae32a6109fe5fa120e0e349122b973c0384ef90cc6e3633bbffc917b9b64486

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8c269fa0491f9040ea140ce7ba6755e8c8fed1d5febb1cedc25a9076f8d5a7c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-02-28T19:55:30Z",
    "title_canon_sha256": "2948066bb20bc7a8d3f937e62d785179f1636a69babbc4c5f98e778a3baada85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.0210",
    "kind": "arxiv",
    "version": 1
  }
}