Pith Number

pith:OBDDMHZA

pith:2024:OBDDMHZAJTJAI3TMXNUUP6L5YA

not attested not anchored not stored refs pending

Quantum optical classifier with superexponential speedup

Angela Rosy Morgillo, Chiara Macchiavello, Lorenzo Maccone, Seth Lloyd, Simone Roncallo

arxiv:2404.15266 v2 · 2024-04-23 · quant-ph · physics.comp-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OBDDMHZAJTJAI3TMXNUUP6L5YA}

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

Mode Distinguishability in Multi-photon Interference

Receipt and verification

First computed	2026-07-05T10:48:15.520266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7046361f204cd2046e6cbb6947f97dc03a1ad63fd997159dcf421220293e4d84

Aliases

arxiv: 2404.15266 · arxiv_version: 2404.15266v2 · doi: 10.48550/arxiv.2404.15266 · pith_short_12: OBDDMHZAJTJA · pith_short_16: OBDDMHZAJTJAI3TM · pith_short_8: OBDDMHZA

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/OBDDMHZAJTJAI3TMXNUUP6L5YA \
  | 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: 7046361f204cd2046e6cbb6947f97dc03a1ad63fd997159dcf421220293e4d84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "535d9bde13a0c6352496f4c1deea88c660213fbc6971689a088a0719e6990cad",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-04-23T17:55:49Z",
    "title_canon_sha256": "a1bb0bf42d84f4fccf37c8e2eaab9e87398909823b908954e5c57eaffbb5db8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.15266",
    "kind": "arxiv",
    "version": 2
  }
}