Pith Number

pith:775L3CMT

pith:2025:775L3CMTSFYXMNOP7GNMGT4CCK

not attested not anchored not stored refs pending

The Hardness of Learning Quantum Circuits and its Cryptographic Applications

Bill Fefferman, Henry Yuen, Makrand Sinha, Soumik Ghosh

arxiv:2504.15343 v1 · 2025-04-21 · quant-ph · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{775L3CMTSFYXMNOP7GNMGT4CCK}

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

2 papers in Pith

On the Complexity of Quantum States and Circuits from the Orthogonal and Symplectic Groups

Cloning is as Hard as Learning for Stabilizer States

Receipt and verification

First computed	2026-07-05T10:52:01.064887Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fffabd899391717635cff99ac34f82129baa9fd4fe4aea027cdf7eaa99d87041

Aliases

arxiv: 2504.15343 · arxiv_version: 2504.15343v1 · doi: 10.48550/arxiv.2504.15343 · pith_short_12: 775L3CMTSFYX · pith_short_16: 775L3CMTSFYXMNOP · pith_short_8: 775L3CMT

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/775L3CMTSFYXMNOP7GNMGT4CCK \
  | 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: fffabd899391717635cff99ac34f82129baa9fd4fe4aea027cdf7eaa99d87041

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fa46b785f23b24cddec287aac548641b3f2be16a276e45dd09b0eeb849d3237",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-04-21T18:00:03Z",
    "title_canon_sha256": "50ce47d0f7c5eb37fed263ea28157b2007c7b9ba785953966b7d40802476ece9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.15343",
    "kind": "arxiv",
    "version": 1
  }
}