Pith Number

pith:JZPITWZZ

pith:2021:JZPITWZZZXBTCQRJ732RAOMBSM

not attested not anchored not stored refs pending

Mixed State Entanglement Classification using Artificial Neural Networks

Cillian Harney, Mauro Paternostro, Stefano Pirandola

arxiv:2102.06053 v1 · 2021-02-11 · quant-ph · cond-mat.dis-nn · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JZPITWZZZXBTCQRJ732RAOMBSM}

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	2026-07-05T02:48:59.609190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e5e89db39cdc3314229fef5103981933bb6e9f927030518582dc3e9d9bb54da

Aliases

arxiv: 2102.06053 · arxiv_version: 2102.06053v1 · doi: 10.48550/arxiv.2102.06053 · pith_short_12: JZPITWZZZXBT · pith_short_16: JZPITWZZZXBTCQRJ · pith_short_8: JZPITWZZ

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/JZPITWZZZXBTCQRJ732RAOMBSM \
  | 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: 4e5e89db39cdc3314229fef5103981933bb6e9f927030518582dc3e9d9bb54da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6a3988821fe1317b63557a685131cc82054950a6cf1dd185a8e719b7af6fd7a",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-02-11T14:59:24Z",
    "title_canon_sha256": "22a8330a40df2540001cd4787c87db737d2532567ad13e716f7267f847f0c5c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.06053",
    "kind": "arxiv",
    "version": 1
  }
}