Pith Number

pith:6647NTUW

pith:2024:6647NTUW3KC2UQZHXQ2OJRLW6S

not attested not anchored not stored refs pending

Opinion: The simplest quantum computer

Charles Tahan

arxiv:2412.18726 v1 · 2024-12-25 · quant-ph · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6647NTUW3KC2UQZHXQ2OJRLW6S}

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	2026-07-05T09:54:09.699726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7b9f6ce96da85aa4327bc34e4c576f48a83dd5ecbaa495cb524238fda29ad58

Aliases

arxiv: 2412.18726 · arxiv_version: 2412.18726v1 · doi: 10.48550/arxiv.2412.18726 · pith_short_12: 6647NTUW3KC2 · pith_short_16: 6647NTUW3KC2UQZH · pith_short_8: 6647NTUW

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/6647NTUW3KC2UQZHXQ2OJRLW6S \
  | 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: f7b9f6ce96da85aa4327bc34e4c576f48a83dd5ecbaa495cb524238fda29ad58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4cc2b3ff5ab0c994a43f0a10d49409db97379381fedc6010312df8763c1939f",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-12-25T00:58:37Z",
    "title_canon_sha256": "58f9872cace6481960996b6c26542c9b041309c2dc7da8db99052d378dff7d30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.18726",
    "kind": "arxiv",
    "version": 1
  }
}