Pith Number

pith:CA7RADTA

pith:2026:CA7RADTAQJB67RCIRPSSPIHXMP

not attested not anchored not stored refs pending

Comparing Classical Simulation and Sample-Based Learning of Quantum Systems: Learning the Hardness of Quantum Systems from Samples

Fernando de Melo, Jo\~ao Pedro Del Rey, Ra\'ul O. Vallejos

arxiv:2605.28986 v1 · 2026-05-27 · 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{CA7RADTAQJB67RCIRPSSPIHXMP}

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	2026-05-29T01:04:42.449219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

103f100e608243efc4488be527a0f763d15253d79fac8fb27ddff4f5ef9f3e2b

Aliases

arxiv: 2605.28986 · arxiv_version: 2605.28986v1 · doi: 10.48550/arxiv.2605.28986 · pith_short_12: CA7RADTAQJB6 · pith_short_16: CA7RADTAQJB67RCI · pith_short_8: CA7RADTA

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/CA7RADTAQJB67RCIRPSSPIHXMP \
  | 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: 103f100e608243efc4488be527a0f763d15253d79fac8fb27ddff4f5ef9f3e2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7e65e87eb2e44fb0c857470f8c4d02e8171b8ec9a8027c69cb0664f8a8f85fa",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-27T18:44:36Z",
    "title_canon_sha256": "883097184a5acb77fb67f73c4ede413a97d551358e843eca307ff59a09da3137"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.28986",
    "kind": "arxiv",
    "version": 1
  }
}