Pith Number

pith:OTGFKU7X

pith:2024:OTGFKU7XZJHGCVP3I65EESMRNY

not attested not anchored not stored refs pending

The spinorial ball (II): a manipulable qubit at human scale

Benjamin Apffel, Samuel Bernard-Bernardet

arxiv:2411.15059 v1 · 2024-11-22 · quant-ph · physics.ed-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{OTGFKU7XZJHGCVP3I65EESMRNY}

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	2026-07-05T09:39:15.856289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74cc5553f7ca4e6155fb47ba4249916e03bc3d0532ab95ac4a1b0c9329af74a9

Aliases

arxiv: 2411.15059 · arxiv_version: 2411.15059v1 · doi: 10.48550/arxiv.2411.15059 · pith_short_12: OTGFKU7XZJHG · pith_short_16: OTGFKU7XZJHGCVP3 · pith_short_8: OTGFKU7X

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/OTGFKU7XZJHGCVP3I65EESMRNY \
  | 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: 74cc5553f7ca4e6155fb47ba4249916e03bc3d0532ab95ac4a1b0c9329af74a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfcec8fa46ba0f0692c7002905813017a96964f63624779d7100b031706c3f50",
    "cross_cats_sorted": [
      "physics.ed-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-11-22T16:45:13Z",
    "title_canon_sha256": "12f9e1d2b49a4fbd1f1bcb116872c67b2eee249c3a82b87415266cf61282096f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.15059",
    "kind": "arxiv",
    "version": 1
  }
}