Pith Number

pith:VHEAO3LX

pith:2020:VHEAO3LXHUPK26JMBC3ZJC7LNG

not attested not anchored not stored refs pending

Entanglement is Necessary for Optimal Quantum Property Testing

Jerry Li, Sebastien Bubeck, Sitan Chen

arxiv:2004.07869 v1 · 2020-04-16 · quant-ph · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VHEAO3LXHUPK26JMBC3ZJC7LNG}

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.

Cited by

1 paper in Pith

Information-Computation Gaps in Quantum Learning via Low-Degree Likelihood

Receipt and verification

First computed	2026-07-05T00:55:37.358223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9c8076d773d1ead792c08b7948beb698b2a20cf5e3fba5cc3fd7b748006926a

Aliases

arxiv: 2004.07869 · arxiv_version: 2004.07869v1 · doi: 10.48550/arxiv.2004.07869 · pith_short_12: VHEAO3LXHUPK · pith_short_16: VHEAO3LXHUPK26JM · pith_short_8: VHEAO3LX

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/VHEAO3LXHUPK26JMBC3ZJC7LNG \
  | 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: a9c8076d773d1ead792c08b7948beb698b2a20cf5e3fba5cc3fd7b748006926a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91fe709540a95b79e0d06ac0491761ac513254b28d6df518dafa0051eb4c205e",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-04-16T18:28:39Z",
    "title_canon_sha256": "f1b4dc5e425d889494e9572185d1b8849f7d9243aad9a71655311d33e29da70c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.07869",
    "kind": "arxiv",
    "version": 1
  }
}